10160623xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5104002 - Statement - Consolidated Balance Sheetshttp://waters.com/role/StatementConsolidatedBalanceSheetshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:LiabilitiesNoncurrentTwelveMonthsEnded_31Dec2008USD6723870006.72387E+81.72387E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml162/xbrl/us-gaap:LiabilitiesNoncurrent[1]672387000us-gaap:AccruedIncomeTaxesNoncurrentTwelveMonthsEnded_31Dec2008USD803100008.0310E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml126/xbrl/us-gaap:AccruedIncomeTaxesNoncurrent[1]80310000us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrentTwelveMonthsEnded_31Dec2008USD770170007.7017E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml174/xbrl/us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent[1]77017000us-gaap:OtherLiabilitiesNoncurrentTwelveMonthsEnded_31Dec2008USD150600001.5060E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml172/xbrl/us-gaap:OtherLiabilitiesNoncurrent[1]15060000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5104002 - Statement - Consolidated Balance Sheetshttp://waters.com/role/StatementConsolidatedBalanceSheetshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:LiabilitiesNoncurrentSixMonthsEnded_4Jul20092USD6717720006.71772E+81.71772E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml163/xbrl/us-gaap:LiabilitiesNoncurrent[2]671772000us-gaap:AccruedIncomeTaxesNoncurrentSixMonthsEnded_4Jul20092USD787410007.8741E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml127/xbrl/us-gaap:AccruedIncomeTaxesNoncurrent[2]78741000us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrentSixMonthsEnded_4Jul20092USD744230007.4423E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml175/xbrl/us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent[2]74423000us-gaap:OtherLiabilitiesNoncurrentSixMonthsEnded_4Jul20092USD186080001.8608E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml173/xbrl/us-gaap:OtherLiabilitiesNoncurrent[2]18608000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5104002 - Statement - Consolidated Balance Sheetshttp://waters.com/role/StatementConsolidatedBalanceSheetshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:LiabilitiesCurrentTwelveMonthsEnded_31Dec2008USD2895060002.89506E+81.11239E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml160/xbrl/us-gaap:LiabilitiesCurrent[1]289506000us-gaap:DebtCurrentTwelveMonthsEnded_31Dec2008USD361200003.6120E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml146/xbrl/us-gaap:DebtCurrent[1]36120000wat:AccruedWarrantyTwelveMonthsEnded_31Dec2008USD102760001.0276E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml196/xbrl/wat:AccruedWarranty[1]10276000us-gaap:OtherLiabilitiesCurrentTwelveMonthsEnded_31Dec2008USD648430006.4843E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml170/xbrl/us-gaap:OtherLiabilitiesCurrent[1]64843000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5104002 - Statement - Consolidated Balance Sheetshttp://waters.com/role/StatementConsolidatedBalanceSheetshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:LiabilitiesCurrentSixMonthsEnded_4Jul20092USD4000960004.00096E+81.95028E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml161/xbrl/us-gaap:LiabilitiesCurrent[2]400096000us-gaap:DebtCurrentSixMonthsEnded_4Jul20092USD1307570001.30757E+81http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml147/xbrl/us-gaap:DebtCurrent[2]130757000wat:AccruedWarrantySixMonthsEnded_4Jul20092USD100300001.0030E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml197/xbrl/wat:AccruedWarranty[2]10030000us-gaap:OtherLiabilitiesCurrentSixMonthsEnded_4Jul20092USD542410005.4241E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml171/xbrl/us-gaap:OtherLiabilitiesCurrent[2]54241000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5104002 - Statement - Consolidated Balance Sheetshttp://waters.com/role/StatementConsolidatedBalanceSheetshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:AssetsTwelveMonthsEnded_31Dec2008USD16228980001.622898E+99.56302E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml132/xbrl/us-gaap:Assets[1]1622898000us-gaap:AssetsCurrentTwelveMonthsEnded_31Dec2008USD9563020009.56302E+81http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml134/xbrl/us-gaap:AssetsCurrent[1]956302000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5104002 - Statement - Consolidated Balance Sheetshttp://waters.com/role/StatementConsolidatedBalanceSheetshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:AssetsSixMonthsEnded_4Jul20092USD18026170001.802617E+91.058257E+9http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml133/xbrl/us-gaap:Assets[2]1802617000us-gaap:AssetsCurrentSixMonthsEnded_4Jul20092USD10582570001.058257E+91http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml135/xbrl/us-gaap:AssetsCurrent[2]1058257000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5104002 - Statement - Consolidated Balance Sheetshttp://waters.com/role/StatementConsolidatedBalanceSheetshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:AssetsCurrentTwelveMonthsEnded_31Dec2008USD9563020009.56302E+82.36017E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml134/xbrl/us-gaap:AssetsCurrent[1]956302000us-gaap:InventoryNetTwelveMonthsEnded_31Dec2008USD1730510001.73051E+81http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml154/xbrl/us-gaap:InventoryNet[1]173051000us-gaap:OtherAssetsCurrentTwelveMonthsEnded_31Dec2008USD629660006.2966E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml166/xbrl/us-gaap:OtherAssetsCurrent[1]62966000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5104002 - Statement - Consolidated Balance Sheetshttp://waters.com/role/StatementConsolidatedBalanceSheetshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:AssetsCurrentSixMonthsEnded_4Jul20092USD10582570001.058257E+92.57640E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml135/xbrl/us-gaap:AssetsCurrent[2]1058257000us-gaap:InventoryNetSixMonthsEnded_4Jul20092USD1963160001.96316E+81http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml155/xbrl/us-gaap:InventoryNet[2]196316000us-gaap:OtherAssetsCurrentSixMonthsEnded_4Jul20092USD613240006.1324E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml167/xbrl/us-gaap:OtherAssetsCurrent[2]61324000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5124001 - Statement - Consolidated Statements of Operationshttp://waters.com/role/StatementConsolidatedStatementsOfOperationshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsSixMonthsEnded_28Jun2008USD1662910001.66291E+81.75390E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml228/xbrl/us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments[1]166291000us-gaap:OperatingIncomeLossSixMonthsEnded_28Jun2008USD1753900001.75390E+81http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml244/xbrl/us-gaap:OperatingIncomeLoss[1]175390000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5124001 - Statement - Consolidated Statements of Operationshttp://waters.com/role/StatementConsolidatedStatementsOfOperationshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsThreeMonthsEnded_28Jun2008USD821690008.2169E+78.7024E+7http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml229/xbrl/us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments[2]82169000us-gaap:OperatingIncomeLossThreeMonthsEnded_28Jun2008USD870240008.7024E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml245/xbrl/us-gaap:OperatingIncomeLoss[2]87024000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5124001 - Statement - Consolidated Statements of Operationshttp://waters.com/role/StatementConsolidatedStatementsOfOperationshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsSixMonthsEnded_4Jul2009USD1679100001.67910E+81.72186E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml230/xbrl/us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments[3]167910000us-gaap:OperatingIncomeLossSixMonthsEnded_4Jul2009USD1721860001.72186E+81http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml246/xbrl/us-gaap:OperatingIncomeLoss[3]172186000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5124001 - Statement - Consolidated Statements of Operationshttp://waters.com/role/StatementConsolidatedStatementsOfOperationshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsThreeMonthsEnded_4Jul2009USD846410008.4641E+78.6695E+7http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml231/xbrl/us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments[4]84641000us-gaap:OperatingIncomeLossThreeMonthsEnded_4Jul2009USD866950008.6695E+71http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml247/xbrl/us-gaap:OperatingIncomeLoss[4]86695000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5124001 - Statement - Consolidated Statements of Operationshttp://waters.com/role/StatementConsolidatedStatementsOfOperationshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:OperatingIncomeLossSixMonthsEnded_28Jun2008USD1753900001.75390E+84.39800E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml244/xbrl/us-gaap:OperatingIncomeLoss[1]175390000us-gaap:GrossProfitSixMonthsEnded_28Jun2008USD4398000004.39800E+81http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml224/xbrl/us-gaap:GrossProfit[1]439800000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5124001 - Statement - Consolidated Statements of Operationshttp://waters.com/role/StatementConsolidatedStatementsOfOperationshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:OperatingIncomeLossThreeMonthsEnded_28Jun2008USD870240008.7024E+72.23539E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml245/xbrl/us-gaap:OperatingIncomeLoss[2]87024000us-gaap:GrossProfitThreeMonthsEnded_28Jun2008USD2235390002.23539E+81http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml225/xbrl/us-gaap:GrossProfit[2]223539000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5124001 - Statement - Consolidated Statements of Operationshttp://waters.com/role/StatementConsolidatedStatementsOfOperationshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:OperatingIncomeLossSixMonthsEnded_4Jul2009USD1721860001.72186E+84.24281E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml246/xbrl/us-gaap:OperatingIncomeLoss[3]172186000us-gaap:GrossProfitSixMonthsEnded_4Jul2009USD4242810004.24281E+81http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml226/xbrl/us-gaap:GrossProfit[3]424281000xbrl21e:SummationItemValidationSignalINCONSISTENCYCalculation inconsistency5.2.5124001 - Statement - Consolidated Statements of Operationshttp://waters.com/role/StatementConsolidatedStatementsOfOperationshttp://www.xbrl.org/2003/arcrole/summation-itemlink:calculationArcus-gaap:OperatingIncomeLossThreeMonthsEnded_4Jul2009USD866950008.6695E+72.18683E+8http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml247/xbrl/us-gaap:OperatingIncomeLoss[4]86695000us-gaap:GrossProfitThreeMonthsEnded_4Jul2009USD2186830002.18683E+81http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml227/xbrl/us-gaap:GrossProfit[4]218683000edgarv11-e:TextBlockInvalidXmlERRORIf the text content of a fact with base type types:textBlockItemType contains the "<" character followed by an NCName and whitespace, then after un-escaping the text, the content must contain only well-formed XML. [5:80:Element type "span" must be declared.]6.5.15facthttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xml346/xbrl/us-gaap:AccountingChangesAndErrorCorrectionsTextBlock[1]<div>
<p class="MsoNormal" style=
"mso-layout-grid-align:none;text-autospace:none">
<a ...edgarv11-i:StandardLabelNotLC3INFORMATIONThe name attribute of an xsd:element should consist of capitalized words corresponding to the standard label, a convention called LC3.6.8.5concepthttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704.xsdwat_CommitmentsAndContingenciesNotes678And12153/schema/element[24]wat:CommitmentsAndContingenciesNotes678And12labelhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_lab.xml548/linkbase/labelLink[1]/label[229][xml:lang='en-US']
[xlink_role='http://www.xbrl.org/2003/role/label']
Commitments and contingencies (Notes 6, 7, 8 and 12)edgarv11-e:DuplicateDefaultDimensionERRORThe DTS of an instance must contain at most one effective arc with an xlink:arcrole attribute equal to 'http://xbrl.org/int/dim/arcrole/dimension-default' for each Axis source element.6.16.2relationship-1http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_StatementScenarioAxis9211/xs:schema/xs:element[9189]us-gaap:StatementScenarioAxishttp://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_ScenarioUnspecifiedDomain9203/xs:schema/xs:element[9181]us-gaap:ScenarioUnspecifiedDomainhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml1036/linkbase/definitionLink[2]/definitionArc[3]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml1031/linkbase/definitionLink[2]/loc[2]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml1035/linkbase/definitionLink[2]/loc[4]relationship-2http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_StatementScenarioAxis9211/xs:schema/xs:element[9189]us-gaap:StatementScenarioAxishttp://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_ScenarioUnspecifiedDomain9203/xs:schema/xs:element[9181]us-gaap:ScenarioUnspecifiedDomainhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml25/linkbase/definitionLink[1]/definitionArc[3]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml20/linkbase/definitionLink[1]/loc[2]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml24/linkbase/definitionLink[1]/loc[4]edgarv11-e:DuplicateDefaultDimensionERRORThe DTS of an instance must contain at most one effective arc with an xlink:arcrole attribute equal to 'http://xbrl.org/int/dim/arcrole/dimension-default' for each Axis source element.6.16.2relationship-1http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_StatementScenarioAxis9211/xs:schema/xs:element[9189]us-gaap:StatementScenarioAxishttp://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_ScenarioUnspecifiedDomain9203/xs:schema/xs:element[9181]us-gaap:ScenarioUnspecifiedDomainhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml2385/linkbase/definitionLink[3]/definitionArc[3]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml2380/linkbase/definitionLink[3]/loc[2]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml2384/linkbase/definitionLink[3]/loc[4]relationship-2http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_StatementScenarioAxis9211/xs:schema/xs:element[9189]us-gaap:StatementScenarioAxishttp://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_ScenarioUnspecifiedDomain9203/xs:schema/xs:element[9181]us-gaap:ScenarioUnspecifiedDomainhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml25/linkbase/definitionLink[1]/definitionArc[3]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml20/linkbase/definitionLink[1]/loc[2]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml24/linkbase/definitionLink[1]/loc[4]edgarv11-e:DuplicateDefaultDimensionERRORThe DTS of an instance must contain at most one effective arc with an xlink:arcrole attribute equal to 'http://xbrl.org/int/dim/arcrole/dimension-default' for each Axis source element.6.16.2relationship-1http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_StatementScenarioAxis9211/xs:schema/xs:element[9189]us-gaap:StatementScenarioAxishttp://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_ScenarioUnspecifiedDomain9203/xs:schema/xs:element[9181]us-gaap:ScenarioUnspecifiedDomainhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3724/linkbase/definitionLink[4]/definitionArc[3]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3719/linkbase/definitionLink[4]/loc[2]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3723/linkbase/definitionLink[4]/loc[4]relationship-2http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_StatementScenarioAxis9211/xs:schema/xs:element[9189]us-gaap:StatementScenarioAxishttp://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_ScenarioUnspecifiedDomain9203/xs:schema/xs:element[9181]us-gaap:ScenarioUnspecifiedDomainhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml25/linkbase/definitionLink[1]/definitionArc[3]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml20/linkbase/definitionLink[1]/loc[2]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml24/linkbase/definitionLink[1]/loc[4]edgarv11-e:DuplicateDefaultDimensionERRORThe DTS of an instance must contain at most one effective arc with an xlink:arcrole attribute equal to 'http://xbrl.org/int/dim/arcrole/dimension-default' for each Axis source element.6.16.2relationship-1http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_StatementClassOfStockAxis10557/xs:schema/xs:element[10535]us-gaap:StatementClassOfStockAxishttp://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_ClassOfStockDomain9992/xs:schema/xs:element[9970]us-gaap:ClassOfStockDomainhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3802/linkbase/definitionLink[4]/definitionArc[42]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3797/linkbase/definitionLink[4]/loc[41]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3801/linkbase/definitionLink[4]/loc[43]relationship-2http://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_StatementClassOfStockAxis10557/xs:schema/xs:element[10535]us-gaap:StatementClassOfStockAxishttp://taxonomies.xbrl.us/us-gaap/2009/elts/us-gaap-2009-01-31.xsdus-gaap_ClassOfStockDomain9992/xs:schema/xs:element[9970]us-gaap:ClassOfStockDomainhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml31/linkbase/definitionLink[1]/definitionArc[6]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml26/linkbase/definitionLink[1]/loc[5]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml30/linkbase/definitionLink[1]/loc[7]edgarv11-e:DuplicateDefaultDimensionERRORThe DTS of an instance must contain at most one effective arc with an xlink:arcrole attribute equal to 'http://xbrl.org/int/dim/arcrole/dimension-default' for each Axis source element.6.16.2relationship-1http://taxonomies.xbrl.us/us-gaap/2009/non-gaap/dei-2009-01-31.xsddei_LegalEntityAxis155/xs:schema/xs:element[133]dei:LegalEntityAxishttp://taxonomies.xbrl.us/us-gaap/2009/non-gaap/dei-2009-01-31.xsddei_EntityDomain70/xs:schema/xs:element[48]dei:EntityDomainhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3926/linkbase/definitionLink[6]/definitionArc[3]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3921/linkbase/definitionLink[6]/loc[2]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3925/linkbase/definitionLink[6]/loc[4]relationship-2http://taxonomies.xbrl.us/us-gaap/2009/non-gaap/dei-2009-01-31.xsddei_LegalEntityAxis155/xs:schema/xs:element[133]dei:LegalEntityAxishttp://taxonomies.xbrl.us/us-gaap/2009/non-gaap/dei-2009-01-31.xsddei_EntityDomain70/xs:schema/xs:element[48]dei:EntityDomainhttp://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3770/linkbase/definitionLink[4]/definitionArc[26]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3765/linkbase/definitionLink[4]/loc[25]http://www.sec.gov/Archives/edgar/data/1000697/000095012309031677/wat-20090704_def.xml3769/linkbase/definitionLink[4]/loc[27]