Restructuring (Tables)

6 Months Ended

Mar. 31, 2018

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Reserve Activity

Restructuring activity for severance and other costs is as follows:

	Aircraft Controls			Industrial Systems			Corporate			Total
Balance at September 30, 2017	$	130		$	—		$	1,038		$	1,168
Charged to expense - 2018 plan	—			31,387			—			31,387
Cash payments - 2016 plan	(130		)	—			(298		)	(428		)
Non-cash charges - 2018 plan	—			(21,811		)	—			(21,811		)
Balance at March 31, 2018	$	—		$	9,576		$	740		$	10,316