Goodwill and Other Intangible Assets (Details) - USD ($)	1 Months Ended	3 Months Ended							9 Months Ended
	Aug. 31, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Jun. 30, 2015	Dec. 31, 2014	Jun. 30, 2014	Dec. 31, 2013	Sep. 30, 2016	Sep. 30, 2015
Goodwill:
Goodwill, beginning of period			$ 587,992,000						$ 587,992,000
Goodwill acquired									73,753,000
Foreign currency translation									4,295,000
Goodwill, end of period				$ 587,992,000					666,040,000
Goodwill impairment		$ 0
Intangible Assets:
Gross Amount				701,958,000					735,158,000
Accumulated Amortization				(186,845,000)					(214,173,000)
Amortization of intangible assets expected in 2016									37,000,000
Amortization of intangible assets expected in 2017									41,000,000
Amortization of intangible assets expected in 2018									42,000,000
Amortization of intangible assets expected in 2019									40,000,000
Amortization of intangible assets expected in 2020									38,000,000
Impairment of trade names, indefinite-lived intangible assets		$ 0
Component Repair Program payments									900,000	$ 19,000,000
Trade names [Member]
Intangible Assets:
Gross Amount				38,370,000					42,770,000
Accumulated Amortization				0					0
Foreign currency translation [Member]
Intangible Assets:
Accumulated Amortization				0					0
Gross Amount				(25,161,000)					(21,672,000)
Other intangible assets [Member]
Intangible Assets:
Gross Amount				715,167,000					756,256,000
Accumulated Amortization				(186,845,000)					(214,173,000)
Revenue sharing programs (RSPs) [Member]
Intangible Assets:
Gross Amount				293,700,000					293,700,000
Accumulated Amortization				(84,629,000)					$ (93,142,000)
Revenue sharing programs (RSPs) [Member] | Maximum [Member]
Intangible Assets:
Range of life									30 years
Component repair programs (CRPs) [Member]
Intangible Assets:
Gross Amount				111,839,000					$ 111,839,000
Accumulated Amortization				(6,054,000)					$ (9,243,000)
Component repair programs (CRPs) [Member] | Maximum [Member]
Intangible Assets:
Range of life									30 years
Customer lists/relationships [Member]
Intangible Assets:
Gross Amount				194,566,000					$ 213,066,000
Accumulated Amortization				(41,786,000)					$ (50,283,000)
Customer lists/relationships [Member] | Minimum [Member]
Intangible Assets:
Range of life									10 years
Customer lists/relationships [Member] | Maximum [Member]
Intangible Assets:
Range of life									16 years
Patents and technology [Member]
Intangible Assets:
Gross Amount				69,352,000					$ 84,052,000
Accumulated Amortization				(29,551,000)					$ (35,519,000)
Patents and technology [Member] | Minimum [Member]
Intangible Assets:
Range of life									6 years
Patents and technology [Member] | Maximum [Member]
Intangible Assets:
Range of life									14 years
Trademarks/trade names [Member]
Intangible Assets:
Gross Amount				11,950,000					$ 11,950,000
Accumulated Amortization				(9,412,000)					$ (9,871,000)
Trademarks/trade names [Member] | Minimum [Member]
Intangible Assets:
Range of life									10 years
Trademarks/trade names [Member] | Maximum [Member]
Intangible Assets:
Range of life									30 years
Other [Member]
Intangible Assets:
Gross Amount				20,551,000					$ 20,551,000
Accumulated Amortization				(15,413,000)					$ (16,115,000)
Other [Member] | Maximum [Member]
Intangible Assets:
Range of life									15 years
Component Repair Program One [Member]
Intangible Assets:
Component Repair Program payments consideration									$ 26,639,000
Component Repair Program payments			900,000			$ 9,100,000		$ 16,639,000
Component Repair Program Two [Member]
Intangible Assets:
Component Repair Program payments consideration									80,000,000
Component Repair Program payments					$ 19,000,000	$ 20,000,000	$ 41,000,000
Component Repair Program Three [Member]
Intangible Assets:
Component Repair Program payments consideration									5,200,000
Component Repair Program payments				2,000,000
Component Repair Program Three [Member] | Accrued Liabilities [Member]
Intangible Assets:
Component Repair Program payments expected in current fiscal year									3,200,000
Industrial [Member]
Goodwill:
Goodwill, beginning of period			557,206,000						557,206,000
Goodwill acquired									73,753,000
Foreign currency translation									4,295,000
Goodwill, end of period				557,206,000					635,254,000
Aerospace [Member]
Goodwill:
Goodwill, beginning of period			$ 30,786,000						30,786,000
Goodwill acquired									0
Foreign currency translation									0
Goodwill, end of period				$ 30,786,000					$ 30,786,000
FOBOHA Business [Member]
Goodwill:
Goodwill, end of period	$ 73,753,000
Intangible Assets:
Indefinite-lived and finite-lived intangible assets acquired	37,600,000
FOBOHA Business [Member] | Trade names [Member]
Intangible Assets:
Indefinite-lived intangible assets acquired	4,400,000
FOBOHA Business [Member] | Customer lists/relationships [Member]
Intangible Assets:
Finite-lived intangible assets acquired	$ 18,500,000
Acquired finite-lived intangible assets, weighted-average useful life	16 years
FOBOHA Business [Member] | Patents and technology [Member]
Intangible Assets:
Finite-lived intangible assets acquired	$ 14,700,000
Acquired finite-lived intangible assets, weighted-average useful life	7 years