1.0.0.3 false CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) (Parenthetical) (USD $) In Thousands false 1 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 2 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 3 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 4 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 3 Qualifying hedges, tax: 1 us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParentAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false 4 false false 0 0 false false No definition available. false 4 Changes in fair value of qualifying hedges, tax 2 us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 true true -1356000 -1356 false false 2 true true 11996000 11996 false false 3 true true -2338000 -2338 false false 4 true true 579000 579 false false No definition available. No authoritative reference available. false 5 Reclassification adjustment for amounts of qualifying hedges included in net income, tax 2 us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentOnDerivativesIncludedInNetIncomeTax us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 4610000 4610 false false 2 false true 1730000 1730 false false 3 false true 13073000 13073 false false 4 false true 5879000 5879 false false No definition available. No authoritative reference available. false 6 Marketable securities, tax: 1 us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParentAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false 4 false false 0 0 false false No definition available. false 7 Change in fair value of marketable securities, tax 2 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false true -1056000 -1056 false false 2 false true 163000 163 false false 3 false true 239000 239 false false 4 false true -2293000 -2293 false false No definition available. No authoritative reference available. false 8 Reclassification adjustment for amounts of marketable securities included in net income, tax 2 us-gaap_OtherComprehensiveIncomeReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false true 0 0 false false 2 false true 3000 3 false false 3 false true 0 0 false false 4 false true 3000 3 false false No definition available. No authoritative reference available. false 9 Pension and other post retirement benefit plans, tax: 1 us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParentAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false 4 false false 0 0 false false No definition available. false 10 Reclassification adjustment for amounts of pension and other post retirement benefit plans included in net income, tax 2 us-gaap_OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostTax us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 true true 222000 222 false false 2 true true 237000 237 false false 3 true true 665000 665 false false 4 true true 773000 773 false false No definition available. No authoritative reference available. false false 4 8 false Thousands UnKnown UnKnown false true