2.2.0.25falsefalse31500 - Disclosure - Retirement Plans (Tables)truefalsefalse1falsefalseUSDfalsefalse1/1/2010 - 12/31/2010 USD ($) USD ($) / shares $FROM_Jan01_2010_TO_Dec31_2010http://www.sec.gov/CIK0001000697duration2010-01-01T00:00:002010-12-31T00:00:00SharesStandardhttp://www.xbrl.org/2003/instancesharesxbrli0USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170EPSDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0PureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$2true0us-gaap_GeneralDiscussionOfPensionAndOtherPostretirementBenefitsAbstractus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalseGeneral Discussion of Pension and Other Postretirement Benefits [Abstract]3false0wat_DefinedBenefitPlanProjectedBenefitObligationTextBlockwatfalsenadurationSchedule of the change in projected benefit obligation for defined benefit plans for the period.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The summary of the projected benefit obligations at December 31, 2010 and 2009 is as follows (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 15px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 165px; text-align:left;border-color:#000000;min-width:165px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 204px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:204px;">2010</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 204px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:204px;">2009</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 165px; text-align:center;border-color:#000000;min-width:165px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">Non-U.S.</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 165px; text-align:center;border-color:#000000;min-width:165px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 165px; text-align:center;border-color:#000000;min-width:165px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td></tr><tr style="height: 15px"><td colspan="3" style="width: 183px; text-align:left;border-color:#000000;min-width:183px;">Projected benefit obligation, January 1</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 108,118</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 7,268</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 26,517</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 98,336</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 6,348</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 23,806</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 174px; text-align:left;border-color:#000000;min-width:174px;">Service cost</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 55</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 1,052</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 1,710</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 55</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 868</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 1,726</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 174px; text-align:left;border-color:#000000;min-width:174px;">Interest cost</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 6,315</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 356</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 1,027</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 6,215</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 363</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 886</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 174px; text-align:left;border-color:#000000;min-width:174px;">Actuarial losses (gains)</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 8,256</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (527)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 669</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 5,946</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 70</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 428</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 174px; text-align:left;border-color:#000000;min-width:174px;">Disbursements</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (4,285)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (425)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (1,256)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (2,434)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (381)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (499)</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 174px; text-align:left;border-color:#000000;min-width:174px;">Currency impact</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 837</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 170</td></tr><tr style="height: 16px"><td colspan="3" style="width: 183px; text-align:left;border-color:#000000;min-width:183px;">Projected benefit obligation, December 31</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 118,459</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 7,724</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 29,504</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 108,118</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 7,268</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 26,517</td></tr></table></div>The summary of the projected benefit obligations at December 31, 2010 and 2009 is as follows (infalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringSchedule of the change in projected benefit obligation for defined benefit plans for the period.No authoritative reference available.falsefalseDefined Benefit Plan, Projected Benefit Obligation4false0wat_DefinedBenefitPlanAccumulatedBenefitObligationTextBlockwatfalsenadurationSchedule of the change in accumulated benefit obligation for defined benefit plans for the period.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The accumulated benefit obligations at December 31, 2010 and 2009 are as follows (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 50px; text-align:left;border-color:#000000;min-width:50px;"> </td><td style="width: 133px; text-align:left;border-color:#000000;min-width:133px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 205px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:205px;">2010</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 205px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:205px;">2009</td></tr><tr style="height: 17px"><td style="width: 50px; text-align:center;border-color:#000000;min-width:50px;"> </td><td style="width: 133px; text-align:center;border-color:#000000;min-width:133px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 63px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:63px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 63px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:63px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">Non-U.S.</td></tr><tr style="height: 17px"><td style="width: 50px; text-align:center;border-color:#000000;min-width:50px;"> </td><td style="width: 133px; text-align:center;border-color:#000000;min-width:133px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 63px; text-align:center;border-color:#000000;min-width:63px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 63px; text-align:center;border-color:#000000;min-width:63px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td></tr><tr style="height: 17px"><td style="width: 50px; text-align:center;border-color:#000000;min-width:50px;"> </td><td style="width: 133px; text-align:center;border-color:#000000;min-width:133px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 63px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:63px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 63px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:63px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td></tr><tr style="height: 17px"><td colspan="2" style="width: 183px; text-align:left;border-color:#000000;min-width:183px;">Accumulated benefit obligation</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 118,437</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 54px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:54px;">*</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 23,559</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 107,912</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 54px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:54px;">*</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 21,322</td></tr><tr style="height: 8px"><td style="width: 50px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:50px;"> </td><td style="width: 133px; text-align:left;border-color:#000000;min-width:133px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td></tr><tr style="height: 8px"><td style="width: 50px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:50px;"> </td><td style="width: 133px; text-align:left;border-color:#000000;min-width:133px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td></tr><tr style="height: 17px"><td colspan="2" style="width: 183px; text-align:left;border-color:#000000;min-width:183px;">* Not applicable.</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 54px; text-align:right;border-color:#000000;min-width:54px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> </td></tr></table></div>The accumulated benefit obligations at December 31, 2010 and 2009 are as follows (infalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringSchedule of the change in accumulated benefit obligation for defined benefit plans for the period.No authoritative reference available.falsefalseDefined Benefit Plan, Accumulated Benefit Obligation5false0wat_DefinedBenefitPlanFairValueOfPlanAssetsTextBlockwatfalsenadurationSchedule of the change in the fair value of plan assets for defined benefit plans for the period.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The summary of the fair value of the plan assets at December 31, 2010 and 2009 is as follows (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 165px; text-align:left;border-color:#000000;min-width:165px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 204px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:204px;">2010</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 204px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:204px;">2009</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 165px; text-align:center;border-color:#000000;min-width:165px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">Non-U.S.</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 165px; text-align:center;border-color:#000000;min-width:165px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 165px; text-align:center;border-color:#000000;min-width:165px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td></tr><tr style="height: 17px"><td colspan="3" style="width: 183px; text-align:left;border-color:#000000;min-width:183px;">Fair value of assets, January 1</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 82,523</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 3,084</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 11,067</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 58,456</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 2,083</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 10,069</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 174px; text-align:left;border-color:#000000;min-width:174px;">Actual return on plan assets</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 10,182</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 304</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 371</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 17,100</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 602</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 241</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 174px; text-align:left;border-color:#000000;min-width:174px;">Company contributions</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 4,767</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 220</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 1,593</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 9,401</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 212</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 747</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 174px; text-align:left;border-color:#000000;min-width:174px;">Employee contributions</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 625</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> 568</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> -</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 174px; text-align:left;border-color:#000000;min-width:174px;">Disbursements</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (4,285)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (425)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (1,256)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (2,434)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (381)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (499)</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 174px; text-align:left;border-color:#000000;min-width:174px;">Currency impact</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 159</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 509</td></tr><tr style="height: 18px"><td colspan="3" style="width: 183px; text-align:left;border-color:#000000;min-width:183px;">Fair value of assets, December 31</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 93,187</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 3,808</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 11,934</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 82,523</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 3,084</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> 11,067</td></tr></table></div>The summary of the fair value of the plan assets at December 31, 2010 and 2009 is as follows (infalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringSchedule of the change in the fair value of plan assets for defined benefit plans for the period.No authoritative reference available.falsefalseDefined Benefit Plan, Fair Value of Plan Assets6false0wat_DefinedBenefitFundedStatusOfPlanTextBlockwatfalsenadurationSchedule summarizing the funded status of defined benefit plans.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The summary of the funded status of the plans at December 31, 2010 and 2009 is as follows (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 15px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 157px; text-align:left;border-color:#000000;min-width:157px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 213px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:213px;">2010</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 213px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:213px;">2009</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 157px; text-align:center;border-color:#000000;min-width:157px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 67px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:67px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:64px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:64px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 67px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:67px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:64px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:64px;">Non-U.S.</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 157px; text-align:center;border-color:#000000;min-width:157px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 67px; text-align:center;border-color:#000000;min-width:67px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; text-align:center;border-color:#000000;min-width:64px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; text-align:center;border-color:#000000;min-width:64px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 67px; text-align:center;border-color:#000000;min-width:67px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; text-align:center;border-color:#000000;min-width:64px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; text-align:center;border-color:#000000;min-width:64px;">Pension</td></tr><tr style="height: 15px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 157px; text-align:center;border-color:#000000;min-width:157px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 67px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:67px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:64px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:64px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 67px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:67px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:64px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 64px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:64px;">Plans</td></tr><tr style="height: 15px"><td colspan="2" style="width: 166px; text-align:left;border-color:#000000;min-width:166px;">Projected benefit obligation</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 58px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:58px;"> (118,459)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 55px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:55px;"> (7,724)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 55px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:55px;"> (29,504)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 58px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:58px;"> (108,118)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 55px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:55px;"> (7,268)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 55px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:55px;"> (26,517)</td></tr><tr style="height: 15px"><td colspan="2" style="width: 166px; text-align:left;border-color:#000000;min-width:166px;">Fair value of plan assets</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 58px; text-align:right;border-color:#000000;min-width:58px;"> 93,187</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 55px; text-align:right;border-color:#000000;min-width:55px;"> 3,808</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 55px; text-align:right;border-color:#000000;min-width:55px;"> 11,934</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 58px; text-align:right;border-color:#000000;min-width:58px;"> 82,523</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 55px; text-align:right;border-color:#000000;min-width:55px;"> 3,084</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 55px; text-align:right;border-color:#000000;min-width:55px;"> 11,067</td></tr><tr style="height: 15px"><td colspan="2" style="width: 166px; text-align:left;border-color:#000000;min-width:166px;">Projected benefit obligation in</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 58px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:58px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 55px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:55px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 55px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:55px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 58px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:58px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 55px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:55px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 55px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:55px;"> </td></tr><tr style="height: 16px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 157px; text-align:left;border-color:#000000;min-width:157px;">excess of fair value of plan assets</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 58px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:58px;"> (25,272)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 55px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:55px;"> (3,916)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 55px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:55px;"> (17,570)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 58px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:58px;"> (25,595)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 55px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:55px;"> (4,184)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 55px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:55px;"> (15,450)</td></tr></table></div>The summary of the funded status of the plans at December 31, 2010 and 2009 is as follows (infalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringSchedule summarizing the funded status of defined benefit plans.No authoritative reference available.falsefalseDefined Benefit, Funded Status of Plan7false0wat_DefinedBenefitPlanAmountsRecognizedInBalanceSheetTextBlockwatfalsenadurationSchedule summarizing the amounts recognized in the consolidated balance sheet for defined benefit plans.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The summary of the amounts recognized in the consolidated balance sheets for the plans at December 31, 2010 and 2009 is as follows (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 15px"><td style="width: 185px; text-align:left;border-color:#000000;min-width:185px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 204px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:204px;">2010</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 204px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:204px;">2009</td></tr><tr style="height: 15px"><td style="width: 185px; text-align:center;border-color:#000000;min-width:185px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:62px;">Non-U.S.</td></tr><tr style="height: 15px"><td style="width: 185px; text-align:center;border-color:#000000;min-width:185px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; text-align:center;border-color:#000000;min-width:62px;">Pension</td></tr><tr style="height: 15px"><td style="width: 185px; text-align:center;border-color:#000000;min-width:185px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 62px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:62px;">Plans</td></tr><tr style="height: 15px"><td style="width: 185px; text-align:left;border-color:#000000;min-width:185px;">Long-term assets</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 1,583</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:53px;"> 1,782</td></tr><tr style="height: 15px"><td style="width: 185px; text-align:left;border-color:#000000;min-width:185px;">Current liabilities</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (292)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (91)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (57)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; text-align:right;border-color:#000000;min-width:53px;"> (90)</td></tr><tr style="height: 15px"><td style="width: 185px; text-align:left;border-color:#000000;min-width:185px;">Long-term liabilities</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> (24,980)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> (3,916)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> (19,062)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> (25,538)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> (4,184)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 53px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:53px;"> (17,142)</td></tr><tr style="height: 16px"><td style="width: 185px; text-align:left;border-color:#000000;min-width:185px;">Net amount recognized at December 31</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> (25,272)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> (3,916)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> (17,570)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> (25,595)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> (4,184)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 53px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:53px;"> (15,450)</td></tr></table></div>The summary of the amounts recognized in the consolidated balance sheets for the plans at December 31, 2010 and 2009 is as follows (infalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringSchedule summarizing the amounts recognized in the consolidated balance sheet for defined benefit plans.No authoritative reference available.falsefalseDefined Benefit Plan, Amounts Recognized in Balance Sheet8false0wat_DefinedBenefitPlanNetPeriodicBenefitCostTextBlockwatfalsenadurationSchedule of the components of net periodic benefit cost for defined benefit plans for the period.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The summary of the components of net periodic pension costs for the plans for the years ended December 31, 2010, 2009 and 2008 is as follows (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 12px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 107px; text-align:left;border-color:#000000;min-width:107px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 151px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:151px;">2010</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 151px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:151px;">2009</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 149px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:149px;">2008</td></tr><tr style="height: 12px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 107px; text-align:center;border-color:#000000;min-width:107px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:45px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:45px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:43px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:45px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:45px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:43px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:43px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:45px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:43px;">Non-U.S.</td></tr><tr style="height: 12px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 107px; text-align:center;border-color:#000000;min-width:107px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; text-align:center;border-color:#000000;min-width:45px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; text-align:center;border-color:#000000;min-width:45px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; text-align:center;border-color:#000000;min-width:43px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; text-align:center;border-color:#000000;min-width:45px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; text-align:center;border-color:#000000;min-width:45px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; text-align:center;border-color:#000000;min-width:43px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; text-align:center;border-color:#000000;min-width:43px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; text-align:center;border-color:#000000;min-width:45px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; text-align:center;border-color:#000000;min-width:43px;">Pension</td></tr><tr style="height: 12px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 107px; text-align:center;border-color:#000000;min-width:107px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:45px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:45px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:43px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:45px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:45px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:43px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:43px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 45px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:45px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 43px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:43px;">Plans</td></tr><tr style="height: 12px"><td colspan="3" style="width: 125px; text-align:left;border-color:#000000;min-width:125px;">Service cost</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:9px;">$</td><td style="width: 36px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:36px;"> 55</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 36px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:36px;"> 427</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 34px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:34px;"> 1,710</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 36px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:36px;"> 55</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 36px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:36px;"> 300</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 34px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:34px;"> 1,726</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 34px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:34px;"> 91</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 36px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:36px;"> 231</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 34px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:34px;"> 1,502</td></tr><tr style="height: 12px"><td colspan="3" style="width: 125px; text-align:left;border-color:#000000;min-width:125px;">Interest cost</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> 6,315</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> 356</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> 1,027</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> 6,215</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> 363</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> 886</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> 5,944</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> 329</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> 885</td></tr><tr style="height: 12px"><td colspan="3" style="width: 125px; text-align:left;border-color:#000000;min-width:125px;">Expected return on plan</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> </td></tr><tr style="height: 12px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 116px; text-align:left;border-color:#000000;min-width:116px;">assets</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> (7,123)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> (226)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> (329)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> (6,704)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> (149)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> (354)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> (6,128)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> (156)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> (432)</td></tr><tr style="height: 12px"><td colspan="3" style="width: 125px; text-align:left;border-color:#000000;min-width:125px;">Net amortization:</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> </td></tr><tr style="height: 12px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 116px; text-align:left;border-color:#000000;min-width:116px;">Prior service (credit) cost</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> (53)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> 148</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> (54)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> 148</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; text-align:right;border-color:#000000;min-width:36px;"> (54)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; text-align:right;border-color:#000000;min-width:34px;"> -</td></tr><tr style="height: 12px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 116px; text-align:left;border-color:#000000;min-width:116px;">Net actuarial loss (gain)</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:36px;"> 1,095</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:36px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:34px;"> 11</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:36px;"> 459</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:36px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:34px;"> 44</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:34px;"> 86</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 36px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:36px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 34px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:34px;"> (27)</td></tr><tr style="height: 13px"><td colspan="3" style="width: 125px; text-align:left;border-color:#000000;min-width:125px;">Net periodic pension cost</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:9px;">$</td><td style="width: 36px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:36px;"> 342</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 36px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:36px;"> 504</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 34px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:34px;"> 2,419</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 36px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:36px;"> 173</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 36px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:36px;"> 460</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 34px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:34px;"> 2,302</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 34px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:34px;"> 141</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 36px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:36px;"> 350</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:9px;">$</td><td style="width: 34px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:34px;"> 1,928</td></tr></table></div>The summary of the components of net periodic pension costs for the plans for the years ended December 31, 2010, 2009 and 2008 is as follows (infalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringSchedule of the components of net periodic benefit cost for defined benefit plans for the period.No authoritative reference available.falsefalseDefined Benefit Plan, Net Periodic Benefit Cost9false0wat_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeTextBlockwatfalsenadurationSchedule summarizing the amounts recognized in accumulated other comprehensive income for defined benefit plans.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The summary of the amounts included in accumulated other comprehensive (loss) income in stockholders' equity for the plans at December 31, 2010 and 2009 is as follows (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 113px; text-align:left;border-color:#000000;min-width:113px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 240px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:240px;">2010</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 240px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:240px;">2009</td></tr><tr style="height: 17px"><td style="width: 113px; text-align:center;border-color:#000000;min-width:113px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:74px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:74px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:74px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:74px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:74px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:74px;">Non-U.S.</td></tr><tr style="height: 17px"><td style="width: 113px; text-align:center;border-color:#000000;min-width:113px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Pension</td></tr><tr style="height: 17px"><td style="width: 113px; text-align:center;border-color:#000000;min-width:113px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Plans</td></tr><tr style="height: 17px"><td style="width: 113px; text-align:left;border-color:#000000;min-width:113px;">Net (loss) gain</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> (36,058)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 247</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> (1,920)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> (31,955)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> (358)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> (1,050)</td></tr><tr style="height: 17px"><td style="width: 113px; text-align:left;border-color:#000000;min-width:113px;">Prior service credit</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 213</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 267</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> -</td></tr><tr style="height: 18px"><td style="width: 113px; text-align:left;border-color:#000000;min-width:113px;">Total</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> (36,058)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> 460</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> (1,920)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> (31,955)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> (91)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> (1,050)</td></tr></table></div>The summary of the amounts included in accumulated other comprehensive (loss) income in stockholders' equity for the plans at December 31, 2010 and 2009 is asfalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringSchedule summarizing the amounts recognized in accumulated other comprehensive income for defined benefit plans.No authoritative reference available.falsefalseDefined Benefit Plan, Accumulated Other Comprehensive Income10false0wat_DefinedBenefitPlanAmountsAmortizedFromAccumulatedOtherComprehensiveIncomeInNextFiscalYearTextBlockwatfalsenadurationSchedule summarizing the amounts included in AOCI and to be recognized in in next year's net periodic benefit cost for...falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The summary of the amounts included in accumulated other comprehensive (loss) income expected to be included in next year's net periodic benefit cost for the plans at December 31, 2010 is as follows (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 368px; text-align:left;border-color:#000000;min-width:368px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="8" style="width: 240px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:240px;">2010</td></tr><tr style="height: 17px"><td style="width: 368px; text-align:center;border-color:#000000;min-width:368px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:74px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:74px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:74px;">Non-U.S.</td></tr><tr style="height: 17px"><td style="width: 368px; text-align:center;border-color:#000000;min-width:368px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Pension</td></tr><tr style="height: 17px"><td style="width: 368px; text-align:center;border-color:#000000;min-width:368px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Plans</td></tr><tr style="height: 17px"><td style="width: 368px; text-align:left;border-color:#000000;min-width:368px;">Net loss</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> (1,732)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> (28)</td></tr><tr style="height: 17px"><td style="width: 368px; text-align:left;border-color:#000000;min-width:368px;">Prior service credit</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> -</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 54</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> -</td></tr><tr style="height: 18px"><td style="width: 368px; text-align:left;border-color:#000000;min-width:368px;">Total</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> (1,732)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> 54</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> (28)</td></tr></table></div>The summary of the amounts included in accumulated other comprehensive (loss) income expected to be included in next year's net periodic benefit cost for thefalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringSchedule summarizing the amounts included in AOCI and to be recognized in in next year's net periodic benefit cost for defined benefit plans.No authoritative reference available.falsefalseDefined Benefit Plan, Amounts Amortized from Accumulated Other Comprehensive Income in Next Fiscal Year11false0wat_DefinedBenefitPlanActualPlanAssetAllocationsTextBlockwatfalsenadurationSchedule of actual plan asset invesment mix for defined benefit plans.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The plans' investment asset mix is as follow at December 31, 2010 and 2009:<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 173px; text-align:left;border-color:#000000;min-width:173px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="5" style="width: 213px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:213px;">2010</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="5" style="width: 213px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:213px;">2009</td></tr><tr style="height: 17px"><td style="width: 173px; text-align:center;border-color:#000000;min-width:173px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:65px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:65px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:65px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:65px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:65px;">U.S. Retiree</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:65px;">Non-U.S.</td></tr><tr style="height: 17px"><td style="width: 173px; text-align:center;border-color:#000000;min-width:173px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;">Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;">Pension</td></tr><tr style="height: 17px"><td style="width: 173px; text-align:center;border-color:#000000;min-width:173px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:65px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:65px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:65px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:65px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:65px;">Plan</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:65px;">Plans</td></tr><tr style="height: 17px"><td style="width: 173px; text-align:left;border-color:#000000;min-width:173px;">Equity securities</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;">67%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;">56%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;">0%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;">67%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;">62%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;">0%</td></tr><tr style="height: 17px"><td style="width: 173px; text-align:left;border-color:#000000;min-width:173px;">Debt securities</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">32%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">19%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">0%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">31%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">23%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">2%</td></tr><tr style="height: 17px"><td style="width: 173px; text-align:left;border-color:#000000;min-width:173px;">Cash and cash equivalents</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">1%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">25%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">50%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">2%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">15%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:right;border-color:#000000;min-width:65px;">53%</td></tr><tr style="height: 17px"><td style="width: 173px; text-align:left;border-color:#000000;min-width:173px;">Other</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;">0%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;">0%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;">50%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;">0%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;">0%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;">45%</td></tr><tr style="height: 18px"><td style="width: 173px; text-align:left;border-color:#000000;min-width:173px;">Total</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;">100%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;">100%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;">100%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;">100%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;">100%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;">100%</td></tr></table></div>The plans' investment asset mix is as follow at December 31, 2010 and 2009:  2010 2009  U.S. U.S.falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringSchedule of actual plan asset invesment mix for defined benefit plans.No authoritative reference available.falsefalseDefined Benefit Plan, Actual Plan Asset Allocations12false0wat_DefinedBenefitPlanTargetAssetAllocationsTextBlockwatfalsenadurationSchedule of target asset investment allocations, including the target ranges.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The plans' investment policies include the following asset allocation guidelines:<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 243px; text-align:center;border-color:#000000;min-width:243px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="5" style="width: 273px; text-align:center;border-color:#000000;min-width:273px;">U.S. Pension and U.S. Retiree</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:center;border-color:#000000;min-width:85px;">Non-U.S.</td></tr><tr style="height: 17px"><td style="width: 243px; text-align:center;border-color:#000000;min-width:243px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="5" style="width: 273px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:273px;">Healthcare Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:center;border-color:#000000;min-width:85px;">Pension Plans</td></tr><tr style="height: 17px"><td style="width: 243px; text-align:center;border-color:#000000;min-width:243px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:85px;">Policy Target</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="3" style="width: 179px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:179px;">Range</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:85px;">Policy Target</td></tr><tr style="height: 17px"><td style="width: 243px; text-align:left;border-color:#000000;min-width:243px;">Equity securities</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:85px;">60%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:85px;">40%</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:9px;">-</td><td style="width: 85px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:85px;">80%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:85px;">0%</td></tr><tr style="height: 17px"><td style="width: 243px; text-align:left;border-color:#000000;min-width:243px;">Debt securities</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">25%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">20%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;">-</td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">60%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">0%</td></tr><tr style="height: 17px"><td style="width: 243px; text-align:left;border-color:#000000;min-width:243px;">Cash and cash equivalents</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">5%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">0%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;">-</td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">20%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">50%</td></tr><tr style="height: 17px"><td style="width: 243px; text-align:left;border-color:#000000;min-width:243px;">Other</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">10%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">0%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;">-</td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">20%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 85px; text-align:right;border-color:#000000;min-width:85px;">50%</td></tr></table></div>The plans' investment policies include the following asset allocation guidelines:  U.S. Pension and U.S. Retiree Non-U.S.  HealthcarefalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringSchedule of target asset investment allocations, including the target ranges.No authoritative reference available.falsefalseDefined Benefit Plan, Target Asset Allocations13false0wat_DefinedBenefitPlanFairValueMeasurementOfPlanAssetsTextBlockwatfalsenadurationThis element represents the disclosure related to defined benefit plan assets, including financial instruments measured at...falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The fair value of the Company's retirement plan assets are as follows at December 31, 2010 (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Quoted Prices</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td></tr><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">in Active</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Significant</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td></tr><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Markets</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Other</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Significant</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Total at</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">for Identical</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Observable</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Unobservable</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">December 31,</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;"> Assets</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Inputs</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Inputs</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:72px;">2010</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:72px;">(Level 1)</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:72px;">(Level 2)</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:72px;">(Level 3)</td></tr><tr style="height: 17px"><td colspan="4" style="width: 266px; text-align:left;border-color:#000000;min-width:266px;">U.S. Pension Plans:</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:60px;"> </td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Mutual funds(a)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 83,257</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 83,257</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Common stocks(b)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 4,560</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 4,560</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Cash equivalents(c)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 488</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 488</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Hedge funds(d)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 4,882</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 4,882</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 242px; text-align:left;border-color:#000000;min-width:242px;">Total U.S. Pension Plans</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 93,187</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 87,817</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 488</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 4,882</td></tr><tr style="height: 17px"><td colspan="4" style="width: 266px; text-align:left;border-color:#000000;min-width:266px;">U.S. Retiree Healthcare Plan:</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Mutual funds(e)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 2,874</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 2,874</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Cash equivalents(c)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 934</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 934</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 242px; text-align:left;border-color:#000000;min-width:242px;">Total U.S. Retiree Healthcare Plan</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 3,808</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 2,874</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 934</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td colspan="4" style="width: 266px; text-align:left;border-color:#000000;min-width:266px;">Non-U.S. Pension Plans:</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Cash equivalents(c)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 6,021</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 6,021</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Bank and insurance investment contracts(g)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 5,913</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 5,913</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 242px; text-align:left;border-color:#000000;min-width:242px;">Total Non-U.S. Pension Plans</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 11,934</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 6,021</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 5,913</td></tr><tr style="height: 18px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="1" style="width: 233px; text-align:left;border-color:#000000;min-width:233px;">Total fair value of retirement plan assets</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:60px;"> 108,929</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:60px;"> 96,712</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:60px;"> 1,422</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:60px;"> 10,795</td></tr></table></div>The fair value of the Company's retirement plan assets are as follows at December 31, 2009 (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Quoted Prices</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td></tr><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">in Active</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Significant</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td></tr><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:center;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Markets</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Other</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Significant</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Total at</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">for Identical</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Observable</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Unobservable</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">December 31,</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;"> Assets</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Inputs</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; text-align:center;border-color:#000000;min-width:72px;">Inputs</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 233px; text-align:center;border-color:#000000;min-width:233px;"> </td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:72px;">2009</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:72px;">(Level 1)</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:72px;">(Level 2)</td><td style="width: 12px; text-align:center;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 72px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:72px;">(Level 3)</td></tr><tr style="height: 17px"><td colspan="4" style="width: 266px; text-align:left;border-color:#000000;min-width:266px;">U.S. Pension Plans:</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:60px;"> </td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Mutual funds(h)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 71,636</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 71,636</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Common stocks(b)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 3,660</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 3,660</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Cash equivalents(c)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 1,810</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 1,810</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Hedge funds(d)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 5,417</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 5,417</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 242px; text-align:left;border-color:#000000;min-width:242px;">Total U.S. Pension Plans</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 82,523</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 75,296</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 1,810</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 5,417</td></tr><tr style="height: 17px"><td colspan="4" style="width: 266px; text-align:left;border-color:#000000;min-width:266px;">U.S. Retiree Healthcare Plan:</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Mutual funds(i)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 2,629</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 2,629</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Cash equivalents(c)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 455</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 455</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 242px; text-align:left;border-color:#000000;min-width:242px;">Total U.S. Retiree Healthcare Plan</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 3,084</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 2,629</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 455</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td colspan="4" style="width: 266px; text-align:left;border-color:#000000;min-width:266px;">Non-U.S. Pension Plans:</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> </td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Cash equivalents(c)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 5,890</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 5,890</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Mutual funds(f)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 175</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> 175</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;"> -</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="3" style="width: 254px; text-align:left;border-color:#000000;min-width:254px;">Bank and insurance investment contracts(g)</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 5,002</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 5,002</td></tr><tr style="height: 17px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td colspan="2" style="width: 242px; text-align:left;border-color:#000000;min-width:242px;">Total Non-U.S. Pension Plans</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 11,067</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 6,065</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> -</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:60px;"> 5,002</td></tr><tr style="height: 18px"><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="1" style="width: 233px; text-align:left;border-color:#000000;min-width:233px;">Total fair value of retirement plan assets</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:60px;"> 96,674</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:60px;"> 83,990</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:60px;"> 2,265</td><td style="width: 12px; text-align:left;border-color:#000000;min-width:12px;"> </td><td style="width: 12px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:left;border-color:#000000;min-width:12px;">$</td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:60px;"> 10,419</td></tr></table></div><ul><li style="margin-left:18px;list-style:lower-alpha;">The mutual fund balance in the U.S. Pension Plans are invested in the following categories: 38% in the common stock of large-cap U.S. Companies, 27% in the common stock of international growth companies, and 35% in fixed income bonds issued by U.S. companies and by the U.S. Government and its Agencies.</li><li style="margin-left:18px;list-style:lower-alpha;">Represents primarily amounts invested in common stock of technology, healthcare, financial, energy and consumer staples and discretionary U.S. companies.</li><li style="margin-left:18px;list-style:lower-alpha;">Primarily represents money market funds held with various financial institutions. </li><li style="margin-left:18px;list-style:lower-alpha;">Hedge fund invests in both short and long term U.S. common stocks. Management of the hedge funds has the ability to shift investments from value to growth strategies, from large to small capitalization stocks and from a net long position to a net short position.</li><li style="margin-left:18px;list-style:lower-alpha;">The mutual fund balance in the U.S. Retiree Healthcare Plan is invested in the following categories: 72% in the common stock of large-cap U.S. Companies, 9% in the common stock of international growth companies and 19% in fixed income bonds of U.S. companies and U.S. Government.</li><li style="margin-left:18px;list-style:lower-alpha;">The mutual funds balance in the Non-U.S. Pension Plans is invested in international bonds.</li><li style="margin-left:18px;list-style:lower-alpha;">Amount represents bank and insurance guaranteed investment contracts.</li><li style="margin-left:18px;list-style:lower-alpha;">The mutual fund balance in the U.S. Pension Plans are invested in the following categories: 38% in the common stock of large-cap U.S. Companies, 27% in the common stock of international growth companies, and 35% in fixed income bonds issued by U.S. companies and by the U.S. Government and its Agencies.</li><li style="margin-left:18px;list-style:lower-alpha;">The mutual fund balance in the U.S. Retiree Healthcare Plan is invested in the following categories: 61% in the common stock of large-cap U.S. Companies, 12% in the common stock of international growth companies and 27% in fixed income bonds of U.S. companies and U.S. Government.</li></ul>The fair value of the Company's retirement plan assets are as follows at December 31, 2010 (infalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringThis element represents the disclosure related to defined benefit plan assets, including financial instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).No authoritative reference available.falsefalseDefined Benefit Plan, Fair Value Measurement of Plan Assets14false0wat_DefinedBenefitPlanFairValueOfPlanAssetsUnobservableInputReconciliationTextBlockwatfalsenadurationThis element represents, for the fair value measurement of defined benefit plan assets using significant unobservable inputs...falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The following table summarizes the changes in fair value of the Level 3 retirement plan assets for the years ended December 31, 2010 and 2009 (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 358px; text-align:center;border-color:#000000;min-width:358px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Insurance</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 358px; text-align:center;border-color:#000000;min-width:358px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Guaranteed</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 358px; text-align:center;border-color:#000000;min-width:358px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; text-align:center;border-color:#000000;min-width:65px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Hedge</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; text-align:center;border-color:#000000;min-width:74px;">Investment</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 358px; text-align:center;border-color:#000000;min-width:358px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Total</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Funds</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 74px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:74px;">Contracts</td></tr><tr style="height: 17px"><td colspan="2" style="width: 367px; text-align:left;border-color:#000000;min-width:367px;">Fair value of assets, December 31, 2008</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 8,466</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 3,859</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 4,607</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 358px; text-align:left;border-color:#000000;min-width:358px;">Net purchases (sales) and appreciation (depreciation)</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 1,953</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 1,558</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 395</td></tr><tr style="height: 17px"><td colspan="2" style="width: 367px; text-align:left;border-color:#000000;min-width:367px;">Fair value of assets, December 31, 2009</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 10,419</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 5,417</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 5,002</td></tr><tr style="height: 17px"><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 358px; text-align:left;border-color:#000000;min-width:358px;">Net purchases (sales) and appreciation (depreciation)</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 376</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> (535)</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 65px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:65px;"> 911</td></tr><tr style="height: 18px"><td colspan="2" style="width: 367px; text-align:left;border-color:#000000;min-width:367px;">Fair value of assets, December 31, 2010</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> 10,795</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> 4,882</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 65px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:65px;"> 5,913</td></tr></table></div>The following table summarizes the changes in fair value of the Level 3 retirement plan assets for the years ended December 31, 2010 and 2009 (infalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringThis element represents, for the fair value measurement of defined benefit plan assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issuances, and settlements (net); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs).No authoritative reference available.falsefalseDefined Benefit Plan, Fair Value of Plan Assets, Unobservable Input Reconciliation15false0wat_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationTextBlockwatfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The weighted-average assumptions used to determine the benefit obligation in the consolidated balance sheets at December 31, 2010, 2009 and 2008 are as follows:<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="3" style="width: 129px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:129px;">2010</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="3" style="width: 129px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:129px;">2009</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="3" style="width: 129px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:129px;">2008</td></tr><tr style="height: 17px"><td style="width: 203px; text-align:center;border-color:#000000;min-width:203px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">Non-U.S.</td></tr><tr style="height: 17px"><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;">Discount rate</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">5.31%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">3.63%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">5.95%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">4.05%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">6.38%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">3.65%</td></tr><tr style="height: 17px"><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;">Increases in compensation levels</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">4.75%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">2.90%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">4.75%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">2.94%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">4.75%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">3.21%</td></tr></table></div>The weighted-average assumptions used to determine the benefit obligation in the consolidated balance sheets at December 31, 2010, 2009 and 2008 are asfalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringNo definition available.No authoritative reference available.falsefalseDefined Benefit Plan, Weighted-Average Assumptions Used in Calculating Benefit Obligation16false0wat_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostTextBlockwatfalsenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00The weighted-average assumptions used to determine the pension cost at December 31, 2010, 2009 and 2008 are as follows:<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;"> </td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td colspan="3" style="width: 129px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:129px;">2010</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="3" style="width: 129px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:129px;">2009</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="3" style="width: 129px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:129px;">2008</td></tr><tr style="height: 17px"><td style="width: 203px; text-align:center;border-color:#000000;min-width:203px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">U.S.</td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:60px;">Non-U.S.</td></tr><tr style="height: 17px"><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;">Discount rate</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">5.95%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">4.05%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">6.38%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">3.65%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">6.40%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:60px;">4.12%</td></tr><tr style="height: 17px"><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;">Return on assets</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">6.86%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">3.07%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">7.95%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">3.34%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">8.00%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">4.03%</td></tr><tr style="height: 17px"><td style="width: 203px; text-align:left;border-color:#000000;min-width:203px;">Increases in compensation levels</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">4.75%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">2.94%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">4.75%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">3.21%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">4.75%</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 60px; text-align:right;border-color:#000000;min-width:60px;">3.24%</td></tr></table></div>The weighted-average assumptions used to determine the pension cost at December 31, 2010, 2009 and 2008 are asfalsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringNo definition available.No authoritative reference available.falsefalseDefined Benefit Plan, Weighted-Average Assumptions Used in Calculating Net Periodic Benefit Cost17false0wat_DefinedBenefitPlanEstimatedFutureBenefitPaymentsTextBlockwatfalsenadurationThe benefits (as of the date of the latest statement of financial position presented), expected to be paid in each of the...falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1falsefalsefalse00Estimated future benefit payments as of December 31, 2010 are as follows (in thousands):<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 248px; text-align:center;border-color:#000000;min-width:248px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:center;border-color:#000000;min-width:105px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:center;border-color:#000000;min-width:105px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 114px; text-align:center;border-color:#000000;min-width:114px;"> </td></tr><tr style="height: 17px"><td style="width: 248px; text-align:center;border-color:#000000;min-width:248px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 114px; text-align:center;border-color:#000000;min-width:114px;">U.S. Pension and</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 114px; text-align:center;border-color:#000000;min-width:114px;">Non-U.S.</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 114px; text-align:center;border-color:#000000;min-width:114px;"> </td></tr><tr style="height: 17px"><td style="width: 248px; text-align:center;border-color:#000000;min-width:248px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 114px; text-align:center;border-color:#000000;min-width:114px;">Retiree Healthcare</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 114px; text-align:center;border-color:#000000;min-width:114px;">Pension</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 114px; text-align:center;border-color:#000000;min-width:114px;"> </td></tr><tr style="height: 17px"><td style="width: 248px; text-align:center;border-color:#000000;min-width:248px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 114px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:114px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 114px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:114px;">Plans</td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td colspan="2" style="width: 114px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:114px;">Total</td></tr><tr style="height: 17px"><td style="width: 248px; text-align:left;border-color:#000000;min-width:248px;">2011</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 105px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:105px;"> 4,498</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 105px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:105px;"> 935</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:9px;">$</td><td style="width: 105px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:105px;"> 5,433</td></tr><tr style="height: 17px"><td style="width: 248px; text-align:left;border-color:#000000;min-width:248px;">2012</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 4,683</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 641</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 5,324</td></tr><tr style="height: 17px"><td style="width: 248px; text-align:left;border-color:#000000;min-width:248px;">2013</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 5,360</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 952</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 6,312</td></tr><tr style="height: 17px"><td style="width: 248px; text-align:left;border-color:#000000;min-width:248px;">2014</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 6,753</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 1,125</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 7,878</td></tr><tr style="height: 17px"><td style="width: 248px; text-align:left;border-color:#000000;min-width:248px;">2015</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 7,375</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 1,356</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 8,731</td></tr><tr style="height: 17px"><td style="width: 248px; text-align:left;border-color:#000000;min-width:248px;">2016 - 2020</td><td style="width: 9px; text-align:left;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 49,956</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 8,164</td><td style="width: 9px; text-align:right;border-color:#000000;min-width:9px;"> </td><td style="width: 9px; text-align:center;border-color:#000000;min-width:9px;"> </td><td style="width: 105px; text-align:right;border-color:#000000;min-width:105px;"> 58,120</td></tr></table></div>Estimated future benefit payments as of December 31, 2010 are as follows (in thousands):           U.S.falsefalsefalsefalsefalseOtherus-types:textBlockItemTypestringThe benefits (as of the date of the latest statement of financial position presented), expected to be paid in each of the next five years, and in the aggregate for the next succeeding five years. The expected benefits should be estimated based on the same assumptions used to measure the company's benefit obligation at the end of the year and should include estimated future employee service.No authoritative reference available.falsefalseDefined Benefit Plan, Estimated Future Benefit Payments116Retirement Plans (Tables)UnKnownUnKnownUnKnownUnKnownfalsetrue