Restructuring Charges (Tables)

6 Months Ended

Mar. 31, 2018

Restructuring and Related Activities [Abstract]

Activity Related to Restructuring Accruals

The following is a summary of activity related to the Company’s restructuring charges for the three and six months ended March 31, 2018 and 2017 (in thousands):

	Activity -Three Months Ended March 31, 2018
	Balance						Balance
	December 31,						March 31,
	2017		Expenses		Payments		2018
Total restructuring liabilities related to workforce termination benefits	$	1,127	$	49	$	(760)	$	416

	Activity -Three Months Ended March 31, 2017
	Balance						Balance
	December 31,						March 31,
	2016		Expenses		Payments		2017
Total restructuring liabilities related to workforce termination benefits	$	3,227	$	860	$	(2,043)	$	2,044

	Activity -Six Months Ended March 31, 2018
	Balance						Balance
	September 30,						March 31,
	2017		Expenses		Payments		2018
Total restructuring liabilities related to workforce termination benefits	$	1,708	$	49	$	(1,341)	$	416

	Activity -Six Months Ended March 31, 2017
	Balance						Balance
	September 30,						March 31,
	2016		Expenses		Payments		2017
Total restructuring liabilities	$	5,939	$	1,835	$	(5,730)	$	2,044