Commitments and Contingencies (Tables)

6 Months Ended

Mar. 31, 2019

Commitments And Contingencies Disclosure [Abstract]

Schedule of Minimum Rental Commitments under Non-cancelable Operating Leases

At March 31, 2019, the minimum rental commitments under all non-cancelable operating leases with initial or remaining terms of more than one year were as follows (in thousands):

Year Ending September 30,
2019 (Apr - Sept)	$	57,736
2020		110,728
2021		99,764
2022		81,465
2023		64,583
Thereafter		153,028
Total minimum lease payments	$	567,304