Condensed Consolidating Financial Statements Condensed Consolidating Financial Statements (Cash Flow) (Details) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014 USD ($)	Mar. 31, 2013 USD ($)	Mar. 31, 2014 Consolidation, Eliminations [Member] USD ($)	Mar. 31, 2014 Parent Company [Member] USD ($)	Mar. 31, 2014 Guarantor Subsidiaries [Member] USD ($)	Mar. 31, 2014 Non-Guarantor Subsidiaries [Member] USD ($)
Condensed Cash Flow Statements, Captions [Line Items]
Net cash provided by operating activities	$ 74,599	$ (37,829)	$ (1,352)	$ 89,738	$ (39,066)	$ 25,279
Cash flows from investing activities:
Payments to Acquire Property, Plant, and Equipment	(6,189)	(8,003)	0	(1,338)	(4,131)	(720)
Increase Decrease in Consolidated Subsidiaries	0		26,526	37,298	(63,824)	0
Payments to Acquire Businesses, Net of Cash Acquired	(993,210)	0	0	0	(1,009,286)	16,076
Proceeds from insurance settlements	654	657	0	0	654	0
Net cash used in investing activities	(998,745)	(7,346)	26,526	35,960	(1,076,587)	15,356
Cash flows from financing activities:
Proceeds from Issuance of Long-term Debt	600,000	0	0	600,000	0	0
Payments of Financing Costs	(9,036)	(530)	0	(9,036)	0	0
Payments for Repurchase of Common Stock	(17,804)	(11,950)	0	(17,804)	0	0
Proceeds from stock option exercises	843	675	0	843	0	0
Excess tax benefits from share-based compensation arrangements	4,520	1,333	0	4,520	0	0
Repayments of Long-term Capital Lease Obligations	(414)	(375)	0	0	(414)	0
Long-term Intercompany Debt	0		0	(710,481)	710,481	0
Capital contributions from Related Party	0		0	0	(2,600)	2,600
Net cash used in financing activities	578,109	(10,847)	0	(131,958)	707,467	2,600
Net increase in cash and cash equivalents from continuing operations	(346,037)	(56,022)	25,174	(6,260)	(408,186)	43,235
Cash Provided by (Used in) Operating Activities, Discontinued Operations	(485)	0	0	0	0	(485)
Net Cash Provided by (Used in) Discontinued Operations	(485)	0	0	0	0	(485)
Effect of Exchange Rate on Cash and Cash Equivalents	(15,975)	0	(25,174)	6,153	6,151	(3,105)
Cash and cash equivalents at beginning of period	521,951	610,970	0	942	519,392	1,617
Cash and cash equivalents at end of period	$ 159,454	$ 554,948	$ 0	$ 835	$ 117,357	$ 41,262