Segment Reporting Details 1 (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting [Abstract]
Earnings Before Taxes	$ 445,004	$ 402,709	$ 382,601
Amortization	29,185us-gaap_AmortizationOfDeferredCharges	24,539us-gaap_AmortizationOfDeferredCharges	21,357us-gaap_AmortizationOfDeferredCharges
Interest Expense	24,537us-gaap_InterestExpense	22,711us-gaap_InterestExpense	22,764us-gaap_InterestExpense
Restructuring Charges	5,915us-gaap_RestructuringCharges	19,830us-gaap_RestructuringCharges	16,687us-gaap_RestructuringCharges
Other Charges (Income), Net	2,230us-gaap_OtherNonoperatingIncomeExpense	3,103us-gaap_OtherNonoperatingIncomeExpense	1,090us-gaap_OtherNonoperatingIncomeExpense
Total Segment Profit	$ 506,871	$ 472,892	$ 444,499

Amount of segment profit recorded during the period.

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The amount of amortization of deferred charges applied against earnings during the period.

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Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

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The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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