Other Intangible Assets (Schedule of Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	$ 80,377	$ 36,409
Finite-lived intangible assets, accumulated amortization	14,484	12,243
Total other intangible assets	92,007	36,409
Other intangible assets, net	77,523	24,166
Acquired Intangible Assets [Member]
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	78,985	35,119
Finite-lived intangible assets, accumulated amortization	14,315	11,058
Patents [Member]
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	18,996	4,314
Finite-lived intangible assets, accumulated amortization	3,244	1,654
Customer Lists [Member]
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	52,607	23,337
Finite-lived intangible assets, accumulated amortization	9,018	6,688
Non-compete Agreements [Member]
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	0	402
Finite-lived intangible assets, accumulated amortization	0	402
Trade names [Member]
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	7,191	6,151
Finite-lived intangible assets, accumulated amortization	2,053	1,513
Other Intangible Assets [Member]
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	191	915
Finite-lived intangible assets, accumulated amortization	0	801
Deferred Financing Costs [Member]
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, cost	1,392	1,290
Finite-lived intangible assets, accumulated amortization	169	1,185
Trade names [Member]
Schedule of Finite and Indefinite Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	$ 11,630	$ 0