Goodwill and Intangible Assets (Tables)

6 Months Ended

Apr. 01, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carry Amount of Goodwill

	Aircraft Controls			Space and Defense Controls			Industrial Systems			Components			Total
Balance at October 1, 2016	$	179,694		$	174,514		$	106,318		$	279,636		$	740,162
Divestiture and held for sale	—			(1,646		)	—			—			(1,646		)
Foreign currency translation	(1,802		)	(436		)	(3,055		)	(1,299		)	(6,592		)
Balance at April 1, 2017	$	177,892		$	172,432		$	103,263		$	278,337		$	731,924

Components of Intangible Assets

		April 1, 2017					October 1, 2016
	Weighted- Average Life (years)	Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
Customer-related	11	$	160,943	$	(119,129	)	$	165,445	$	(117,434	)
Technology-related	9	68,327		(52,454		)	70,277		(52,060		)
Program-related	19	62,970		(27,056		)	64,774		(26,018		)
Marketing-related	9	24,553		(18,184		)	25,031		(17,649		)
Other	10	4,026		(3,018		)	4,269		(3,075		)
Intangible assets	12	$	320,819	$	(219,841	)	$	329,796	$	(216,236	)