Goodwill and Other Intangible Assets (Details) - USD ($)	6 Months Ended	9 Months Ended
	Jun. 30, 2017	Sep. 30, 2017	Dec. 31, 2016
Goodwill:
Goodwill, beginning of period	$ 633,436,000	$ 633,436,000
Acquisition related		3,330,000
Foreign currency translation		49,224,000
Goodwill, end of period		685,990,000
Goodwill impairment	0
Other Intangible Assets:
Gross Amount		741,058,000	$ 737,358,000
Accumulated Amortization		(255,062,000)	(223,598,000)
Foreign currency translation		(14,435,000)	(34,272,000)
Other intangible assets		769,393,000	745,856,000
Intangible Assets, Future Amortization Expense
Amortization of intangible assets expected in 2017		41,000,000
Amortization of intangible assets expected in 2018		41,000,000
Amortization of intangible assets expected in 2019		40,000,000
Amortization of intangible assets expected in 2020		37,000,000
Amortization of intangible assets expected in 2021		36,000,000
Impairment of indefinite-lived intangible assets	0
Trade name [Member]
Other Intangible Assets:
Unamortized intangible asset		42,770,000	42,770,000
Revenue sharing programs (RSPs) [Member]
Other Intangible Assets:
Gross Amount		293,700,000	293,700,000
Accumulated Amortization		(105,054,000)	(95,701,000)
Component repair programs (CRPs) [Member]
Other Intangible Assets:
Gross Amount		111,839,000	111,839,000
Accumulated Amortization		(15,112,000)	(10,497,000)
Customer lists/relationships [Member]
Other Intangible Assets:
Gross Amount		215,966,000	215,266,000
Accumulated Amortization		(62,250,000)	(53,198,000)
Patents and technology [Member]
Other Intangible Assets:
Gross Amount		87,052,000	84,052,000
Accumulated Amortization		(45,428,000)	(37,897,000)
Trademarks/trade names [Member]
Other Intangible Assets:
Gross Amount		11,950,000	11,950,000
Accumulated Amortization		(10,258,000)	(9,967,000)
Other [Member]
Other Intangible Assets:
Gross Amount		20,551,000	20,551,000
Accumulated Amortization		(16,960,000)	$ (16,338,000)
Industrial [Member]
Goodwill:
Goodwill, beginning of period	602,650,000	602,650,000
Acquisition related		3,330,000
Foreign currency translation		49,224,000
Goodwill, end of period		655,204,000
Aerospace [Member]
Goodwill:
Goodwill, beginning of period	$ 30,786,000	30,786,000
Acquisition related		0
Foreign currency translation		0
Goodwill, end of period		$ 30,786,000
Minimum [Member] | Customer lists/relationships [Member]
Other Intangible Assets:
Range of life		10 years
Minimum [Member] | Patents and technology [Member]
Other Intangible Assets:
Range of life		4 years
Minimum [Member] | Trademarks/trade names [Member]
Other Intangible Assets:
Range of life		10 years
Maximum [Member] | Revenue sharing programs (RSPs) [Member]
Other Intangible Assets:
Range of life		30 years
Maximum [Member] | Component repair programs (CRPs) [Member]
Other Intangible Assets:
Range of life		30 years
Maximum [Member] | Customer lists/relationships [Member]
Other Intangible Assets:
Range of life		16 years
Maximum [Member] | Patents and technology [Member]
Other Intangible Assets:
Range of life		14 years
Maximum [Member] | Trademarks/trade names [Member]
Other Intangible Assets:
Range of life		30 years
Maximum [Member] | Other [Member]
Other Intangible Assets:
Range of life		15 years