Leases (Tables)

12 Months Ended

Sep. 30, 2021

Leases [Abstract]

Lease Cost Components, Supplemental Cash Flow and Other information, and Weighted-Average Remaining Lease Term Schedules

The components of lease expense were as follows:

	Year Ended  September 30, 2021		Year Ended  September 30, 2020
Lease expense
Finance lease expense:
Amortization of right-of use assets on finance leases	$	55	$	55
Interest on lease liabilities	2		5
Operating lease expense	1,952		2,173
Variable lease cost	138		157
Total lease expense	$	2,147	$	2,390

Supplemental cash flow and other information related to leases were as follows:

	September 30, 2021		September 30, 2020
Other Information
Cash paid for amounts included in measurement of liabilities:
Operating cash flows from operating leases	$	1,952	$	2,173
Operating cash flows from finance leases	2		5
Financing cash flows from finance leases	59		57
Right-of-use assets obtained in exchange for new lease liabilities:
Operating leases	$	43	$	278

	September 30, 2021		September 30, 2020
Weighted-average remaining lease term (years):
Finance leases	1.05		1.64
Operating leases	14.39		15.15
Weighted-average discount rate:
Finance leases	2.83	%	4.84	%
Operating leases	5.89	%	5.89	%

Supplemental Balance Sheet Information Schedule

The following table presents the impact of leasing on the consolidated balance sheet at September 30:

	Classification to the consolidated balance sheets	2021		2020
Assets:
Finance lease assets	Property, plant and equipment, net	$	34	$	89
Operating lease assets	Operating lease right-of-use assets, net	15,943		17,021
Total lease assets		$	15,977	$	17,110
Current liabilities:
Finance lease liabilities	Current maturities of long-term debt	$	17	$	58
Operating lease liabilities	Short-term operating lease liabilities	788		991
Non-current liabilities:
Finance lease liabilities	Long-term debt, net of current maturities	5		22
Operating lease liabilities	Long-term operating lease liabilities, net of short-term	15,439		16,188
Total lease liabilities		$	16,249	$	17,259

Maturities of Finance Lease Liabilities by Fiscal Year Schedule

Future minimum lease payments under non-cancellable leases as of September 30, 2021 were as follows:

Year ending September 30,	Finance Leases		Operating Leases
2022	$	17	$	1,694
2023	5		1,633
2024	—		1,647
2025	—		1,644
2026	—		1,620
Thereafter	—		15,906
Total lease payments	$	22	$	24,144
Less: Imputed interest	—		(7,917)
Present value of lease liabilities	$	22	$	16,227

Maturities of Operating Lease Liabilities by Fiscal Year Schedule

Future minimum lease payments under non-cancellable leases as of September 30, 2021 were as follows:

Year ending September 30,	Finance Leases		Operating Leases
2022	$	17	$	1,694
2023	5		1,633
2024	—		1,647
2025	—		1,644
2026	—		1,620
Thereafter	—		15,906
Total lease payments	$	22	$	24,144
Less: Imputed interest	—		(7,917)
Present value of lease liabilities	$	22	$	16,227