Goodwill and Other Intangible Assets (Details) - USD ($)	1 Months Ended	3 Months Ended							9 Months Ended	12 Months Ended
	Aug. 31, 2016	Dec. 31, 2016	Mar. 31, 2016	Dec. 31, 2015	Jun. 30, 2015	Dec. 31, 2014	Jun. 30, 2014	Dec. 31, 2013	Sep. 30, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Goodwill [Roll Forward]
Goodwill, beginning of period			$ 587,992,000						$ 594,949,000	$ 587,992,000	$ 594,949,000
Acquisition-related										73,688,000	22,798,000
Foreign currency translation										(28,244,000)	(29,755,000)
Goodwill, end of period		$ 633,436,000		$ 587,992,000		$ 594,949,000				633,436,000	587,992,000	$ 594,949,000
Other Intangible Assets:
Finite Lived Intangible Assets Before Foreign Currency Translation Adjustment		737,358,000		701,958,000						737,358,000	701,958,000
Finite Lived Intangible Assets Foreign Currency Translation Adjustment		(34,272,000)		(25,161,000)						(34,272,000)	(25,161,000)
Finite-Lived Intangible Assets, Accumulated Amortization		(223,598,000)		(186,845,000)						(223,598,000)	(186,845,000)
Finite-Lived Intangible Assets, Gross		745,856,000		715,167,000						745,856,000	715,167,000
Intangible Assets, Future Amortization Expense
Amortization of intangible assets expected in 2017		39,000,000								39,000,000
Amortization of intangible assets expected in 2018		40,000,000								40,000,000
Amortization of intangible assets expected in 2019		39,000,000								39,000,000
Amortization of intangible assets expected in 2020		36,000,000								36,000,000
Amortization of intangible assets expected in 2021		36,000,000								36,000,000
Component Repair Program Payments										4,100,000	21,000,000	70,100,000
Goodwill expected tax deductible amount		43,860,000								43,860,000
Amortization of Intangible Assets										36,753,000	38,502,000	37,125,000
FOBOHA Business [Member]
Goodwill [Roll Forward]
Goodwill, end of period	$ 73,688,000
Intangible Assets, Future Amortization Expense
Other intangible assets	39,800,000
Customer Relationships [Member] | FOBOHA Business [Member]
Intangible Assets, Future Amortization Expense
Other intangible assets	$ 20,700,000
Acquired Finite-lived Intangible Asset, Weighted Average Useful Life	16 years
Revenue sharing programs [Member]
Other Intangible Assets:
Finite Lived Intangible Assets Before Foreign Currency Translation Adjustment		293,700,000		293,700,000						293,700,000	293,700,000
Finite-Lived Intangible Assets, Accumulated Amortization		(95,701,000)		(84,629,000)						$ (95,701,000)	(84,629,000)
Revenue sharing programs [Member] | Maximum [Member]
Other Intangible Assets:
Range of life (in years)										30 years
Component Repair Program [Member]
Other Intangible Assets:
Finite Lived Intangible Assets Before Foreign Currency Translation Adjustment		111,839,000		111,839,000						$ 111,839,000	111,839,000
Finite-Lived Intangible Assets, Accumulated Amortization		(10,497,000)		(6,054,000)						$ (10,497,000)	(6,054,000)
Component Repair Program [Member] | Maximum [Member]
Other Intangible Assets:
Range of life (in years)										30 years
Customer lists/relationships [Member]
Other Intangible Assets:
Finite Lived Intangible Assets Before Foreign Currency Translation Adjustment		215,266,000		194,566,000						$ 215,266,000	194,566,000
Finite-Lived Intangible Assets, Accumulated Amortization		(53,198,000)		(41,786,000)						$ (53,198,000)	(41,786,000)
Customer lists/relationships [Member] | Minimum [Member]
Other Intangible Assets:
Range of life (in years)										10 years
Customer lists/relationships [Member] | Maximum [Member]
Other Intangible Assets:
Range of life (in years)										16 years
Patents And Technology [Member]
Other Intangible Assets:
Finite Lived Intangible Assets Before Foreign Currency Translation Adjustment		84,052,000		69,352,000						$ 84,052,000	69,352,000
Finite-Lived Intangible Assets, Accumulated Amortization		(37,897,000)		(29,551,000)						$ (37,897,000)	(29,551,000)
Patents And Technology [Member] | Minimum [Member]
Other Intangible Assets:
Range of life (in years)										4 years
Patents And Technology [Member] | Maximum [Member]
Other Intangible Assets:
Range of life (in years)										14 years
Patents And Technology [Member] | FOBOHA Business [Member]
Intangible Assets, Future Amortization Expense
Other intangible assets	$ 14,700,000
Acquired Finite-lived Intangible Asset, Weighted Average Useful Life	7 years
Trademarks, Trade Names [Member]
Other Intangible Assets:
Finite Lived Intangible Assets Before Foreign Currency Translation Adjustment		11,950,000		11,950,000						$ 11,950,000	11,950,000
Finite-Lived Intangible Assets, Accumulated Amortization		(9,967,000)		(9,412,000)						$ (9,967,000)	(9,412,000)
Trademarks, Trade Names [Member] | Minimum [Member]
Other Intangible Assets:
Range of life (in years)										10 years
Trademarks, Trade Names [Member] | Maximum [Member]
Other Intangible Assets:
Range of life (in years)										30 years
Unamoritized Trade Name [Member]
Other Intangible Assets:
Finite Lived Intangible Assets Before Foreign Currency Translation Adjustment		42,770,000		38,370,000						$ 42,770,000	38,370,000
Unamoritized Trade Name [Member] | FOBOHA Business [Member]
Other Intangible Assets:
Finite Lived Intangible Assets Before Foreign Currency Translation Adjustment	$ 4,400,000
Other [Member]
Other Intangible Assets:
Finite Lived Intangible Assets Before Foreign Currency Translation Adjustment		20,551,000		20,551,000						20,551,000	20,551,000
Finite-Lived Intangible Assets, Accumulated Amortization		(16,338,000)		(15,413,000)						$ (16,338,000)	(15,413,000)
Other [Member] | Maximum [Member]
Other Intangible Assets:
Range of life (in years)										15 years
Component Repair Program One [Member]
Intangible Assets, Future Amortization Expense
Component Repair Program Payments Consideration		26,639,000								$ 26,639,000
Component Repair Program Payments			900,000			9,100,000		$ 16,639,000
Component Repair Program Two [Member]
Intangible Assets, Future Amortization Expense
Component Repair Program Payments Consideration		80,000,000								80,000,000
Component Repair Program Payments					$ 19,000,000	20,000,000	$ 41,000,000
Component Repair Program Three [Member]
Intangible Assets, Future Amortization Expense
Component Repair Program Payments Consideration		5,200,000								5,200,000
Component Repair Program Payments		3,200,000		2,000,000
Industrial [Member]
Goodwill [Roll Forward]
Goodwill, beginning of period			557,206,000						564,163,000	557,206,000	564,163,000
Acquisition-related										73,688,000	22,798,000
Foreign currency translation										(28,244,000)	(29,755,000)
Goodwill, end of period		602,650,000		557,206,000		564,163,000				602,650,000	557,206,000	564,163,000
Industrial [Member] | FOBOHA Business [Member]
Goodwill [Roll Forward]
Acquisition-related									73,688,000
Intangible Assets, Future Amortization Expense
Goodwill expected tax deductible amount	$ 0
Aerospace [Member]
Goodwill [Roll Forward]
Goodwill, beginning of period			$ 30,786,000						$ 30,786,000	30,786,000	30,786,000
Acquisition-related										0	0
Foreign currency translation										0	0
Goodwill, end of period		$ 30,786,000		$ 30,786,000		$ 30,786,000				$ 30,786,000	$ 30,786,000	$ 30,786,000