Goodwill and Other Intangible Assets - Intangible Assets and Amortization Expense (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	$ 2,242,230		$ 2,242,230		$ 2,174,477
Accumulated amortization	891,356		891,356		750,915
Amortization expense	46,894	39,502	138,967	112,998
Intangible assets, net	1,552,751		1,552,751		1,625,420
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	127,336		127,336		124,129
Accumulated amortization	33,055		33,055		25,364
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	194,469		194,469		180,427
Accumulated amortization	116,509		116,509		105,369
Customer Intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	1,635,546		1,635,546		1,585,041
Accumulated amortization	577,602		577,602		474,309
Unpatented Technologies [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	146,070		146,070		146,025
Accumulated amortization	97,835		97,835		85,373
Drawings and Manuals [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	34,362		34,362		34,120
Accumulated amortization	10,564		10,564		8,035
Distributor Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	72,514		72,514		72,514
Accumulated amortization	34,498		34,498		31,650
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	31,933		31,933		32,221
Accumulated amortization	$ 21,293		$ 21,293		$ 20,815