Commitments (Tables)

12 Months Ended

Sep. 30, 2017

Commitments and Contingencies Disclosure [Abstract]

Minimum Future Commitments Under Non-Cancelable Operating Leases and Other Obligations

Minimum future commitments under non-cancelable operating leases and other obligations were as follows at September 30, 2017:            

Year Ended September 30,	Future Minimum Lease Commitments
	(In thousands)
2018	$	23,787
2019	22,042
2020	13,414
2021	9,619
2022	9,104
Thereafter	22,790
Total	$	100,756