Derivative Instruments and Hedging Activities (Textuals) (Details) € in Millions	12 Months Ended
	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2015 EUR (€) Derivative	Dec. 31, 2015 USD ($) Derivative	Mar. 31, 2006 USD ($)
Derivative Instruments and Hedging Activities (Textuals)
Fair value of investment hedge contracts		$ 1,200,000			$ 1,000,000
Derivatives used in net investment hedge, increase (decrease), gross of tax	$ 10,400,000	800,000
Maximum remaining maturity of foreign currency derivatives	24 months
Fair value of non-designated foreign exchange forward contracts		800,000			$ 900,000
Number of interest rate swap contracts				1	1
Notional amount of pay-fixed receive-variable interest rate swaps						$ 200,000,000
Fair value of interest rate contracts		(1,200,000)			$ 100,000
Gain on interest rate cash flow hedges, pretax	$ 1,100,000	1,100,000
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	13,500,000	14,800,000	$ 4,500,000
Interest Rate Swap
Derivative [Line Items]
Number of foreign currency option contracts | Derivative				2	2
Derivative Instruments and Hedging Activities (Textuals)
Notional amount of pay-fixed receive-variable interest rate swaps		0			$ 25,000,000
Foreign Exchange Contract [Member]
Derivative [Line Items]
Number of foreign currency option contracts				2	2
Derivative Instruments and Hedging Activities (Textuals)
Notional amount of pay-fixed receive-variable interest rate swaps				€ 1,416.0	$ 1,547,100,000
Derivative, Average Foreign Currency Option Strike Price					$ 1.09
Miscellaneous, net | Foreign Exchange Contract [Member]
Derivative Instruments and Hedging Activities (Textuals)
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	$ 7,000,000	$ 0	$ 0