Accumulated Other Comprehensive Income/(Loss) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Accumulated other comprehensive income/(loss), beginning balance			$ (72,252,000)	$ 6,089,000
Other comprehensive income/(loss) before reclassifications			(77,864,000)	(37,161,000)
Amounts reclassified from accumulated other comprehensive income/(loss), net of tax			(1,495,000)	(649,000)
Current period change	$ (70,018,000)	$ (42,703,000)	(79,359,000)	(37,810,000)
Accumulated other comprehensive income/(loss), ending balance	(151,611,000)	(31,721,000)	(151,611,000)	(31,721,000)
Foreign Currency Translation Adjustment [Member]
Accumulated other comprehensive income/(loss), beginning balance			(70,746,000)	(14,687,000)
Other comprehensive income/(loss) before reclassifications			(69,990,000)	(23,262,000)
Amounts reclassified from accumulated other comprehensive income/(loss), net of tax			0	0
Current period change			(69,990,000)	(23,262,000)
Accumulated other comprehensive income/(loss), ending balance	(140,736,000)	(37,949,000)	(140,736,000)	(37,949,000)
Defined Benefit Plans [Member]
Accumulated other comprehensive income/(loss), beginning balance			1,405,000	214,000
Other comprehensive income/(loss) before reclassifications			(1,488,000)	0
Amounts reclassified from accumulated other comprehensive income/(loss), net of tax			(24,000)	325,000
Current period change			(1,512,000)	325,000
Accumulated other comprehensive income/(loss), ending balance	(107,000)	539,000	(107,000)	539,000
Net Unrealized Gain/(Loss) on Cash Flow Hedges [Member]
Accumulated other comprehensive income/(loss), beginning balance			(2,911,000)	20,562,000
Other comprehensive income/(loss) before reclassifications			(6,386,000)	(13,899,000)
Amounts reclassified from accumulated other comprehensive income/(loss), net of tax			(1,471,000)	(974,000)
Current period change			(7,857,000)	(14,873,000)
Accumulated other comprehensive income/(loss), ending balance	$ (10,768,000)	$ 5,689,000	(10,768,000)	5,689,000
Tax benefit/(provision) on amounts reclassified from AOCI for defined benefit plans			13,000	(183,000)
Tax benefit on amounts reclassified from AOCI for cash flow hedges			$ 980,000	$ 649,000