Leases - Lease Liabilities, Maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Sep. 30, 2019
Operating Leases, After Adoption of 842
Remainder of fiscal 2020	$ 5,455
Fiscal 2021	23,669
Fiscal 2022	19,271
Fiscal 2023	17,312
Fiscal 2024	14,741
Fiscal 2025	8,361
Thereafter	15,267
Total future undiscounted lease payments	104,076
Less imputed interest	(10,064)
Total reported lease liability	94,012
Finance Leases, After Adoption of 842
Remainder of fiscal 2020	2,384
Fiscal 2021	4,175
Fiscal 2022	4,174
Fiscal 2023	784
Fiscal 2024	0
Fiscal 2025	0
Thereafter	0
Total future undiscounted lease payments	11,517
Less imputed interest	(412)
Total reported lease liability	$ 11,105
Operating Leases, Before Adoption of 842
Fiscal 2020		$ 19,842
Fiscal 2021		19,969
Fiscal 2022		17,677
Fiscal 2023		16,940
Fiscal 2024		14,887
Thereafter		24,431
Total minimum lease payments		113,746
Capital Leases, Before Adoption of 842
Fiscal 2020		1,935
Fiscal 2021		1,934
Fiscal 2022		1,934
Fiscal 2023		0
Fiscal 2024		0
Thereafter		0
Total minimum lease payments		5,803
Less amount representing interest		(379)
Present value of minimum lease payments		$ 5,424

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