Restructuring and Other Charges (Tables)

6 Months Ended

Mar. 31, 2017

Restructuring and Related Activities [Abstract]

Activity Related to Restructuring Accruals

The following is a summary of activity related to the Company’s restructuring and other charges for the three and six months ended March 31, 2017 and 2016 (in thousands):

	Activity — Three Months Ended March 31, 2017
	Balance at December 31, 2016		Expenses		Payments			Balance at March 31, 2017
Total restructuring liabilities related to workforce termination benefits	$	3,227	$	860	$	(2,043	)	$	2,044
	Activity — Three Months Ended March 31, 2016
	Balance at December 31, 2015		Expenses		Payments			Balance at March 31, 2016
Facilities and other contract termination costs	$	—	$	160	$	(64	)	$	96
Workforce-related termination benefits	1,654		7,176		(1,537		)	7,293
Total restructuring liabilities	$	1,654	$	7,336	$	(1,601	)	$	7,389
	Activity — Six Months Ended March 31, 2017
	Balance at September 30, 2016		Expenses		Payments			Balance at March 31, 2017
Total restructuring liabilities related to workforce termination benefits	$	5,939	$	1,835	$	(5,730	)	$	2,044
	Activity — Six Months Ended March 31, 2016
	Balance at September 30, 2015		Expenses		Payments			Balance at March 31, 2016
Facilities and other contract termination costs	$	433	$	25	$	(362	)	$	96
Workforce-related termination benefits	1,640		8,786		(3,133		)	7,293
Total restructuring liabilities	$	2,073	$	8,811	$	(3,495	)	$	7,389