Schedule II - Valuation and Qualifying Accounts Schedule II - Valuation and Qualifying Accounts (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Allowance for Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	$ 31,282		$ 16,464		$ 2,578
Charged to Cost and Expense	2,950	[1]	12,707	[1]	13,917	[1]
Charged to Other Accounts	0	[2]	0	[2]	0	[2]
Write-Offs Write Downs and Deductions	(4,100)		0		(192)
Acquisitions	0	[3]	2,753	[3]	0	[3]
Foreign Currency Translation	(2,876)		(642)		161
Balance at the End of Period	27,256		31,282		16,464
Allowance For Excess Slow Moving And Obsolete Inventory [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	32,773		9,221		6,735
Charged to Cost and Expense	8,748	[1]	21,629	[1]	3,341	[1]
Charged to Other Accounts	0	[2]	0	[2]	0	[2]
Write-Offs Write Downs and Deductions	(5,098)		(2,026)		(1,001)
Acquisitions	0	[3]	4,207	[3]	0	[3]
Foreign Currency Translation	(1,850)		(258)		146
Balance at the End of Period	34,573		32,773		9,221
Valuation Allowance of Deferred Tax Assets [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	360,910		357,638		79,855
Charged to Cost and Expense	11,933	[1]	30,554	[1]	103,785	[1]
Charged to Other Accounts	(65,999)	[2]	(27,233)	[2]	20,676	[2]
Valuation Allowance, Deferred Tax Asset, Change due to International tax rates	(146,177)		(3,373)
Write-Offs Write Downs and Deductions					0
Acquisitions	1,790	[3]	4,925	[3]	153,322	[3]
Foreign Currency Translation	(2,771)		(1,601)		0
Balance at the End of Period	$ 159,686		$ 360,910		$ 357,638

[1] Amounts charged to expense are net of recoveries for the respective period.

[2] Represents amount charge to Accumulated other comprehensive loss and, for the year ended December 31, 2014, includes reclassifications to deferred tax asset accounts.

[3] Includes reclassifications related to the Charter Acquisition during the year ended December 31, 2013. The valuation allowance for deferred tax assets during the year ended December 31, 2013 reflects the impact of retrospective adjustments recorded during the year ended December 31, 2014. See Note 4, "Acquisitions" for further discussion.