Goodwill and Other Intangible Assets - Intangible Assets and Amortization Expense (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	$ 2,166,978		$ 2,174,477
Accumulated amortization	794,092		750,915
Amortization expense	45,703	34,453
Intangible assets, net	1,574,664		1,625,420
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	123,534		124,129
Accumulated amortization	28,113		25,364
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	182,951		180,427
Accumulated amortization	108,266		105,369
Customer Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	1,577,241		1,585,041
Accumulated amortization	504,620		474,309
Unpatented Technologies [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	145,748		146,025
Accumulated amortization	89,547		85,373
Drawings and Manuals [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	33,249		34,120
Accumulated amortization	8,779		8,035
Distributor Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	72,514		72,514
Accumulated amortization	32,599		31,650
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	31,741		32,221
Accumulated amortization	$ 22,168		$ 20,815