Fair Value of Financial Assets and Liabilities (Details) - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2022	Sep. 30, 2021
Fair Value, Recurring
Assets:
Assets, Fair Value Disclosure	$ 0	$ 0
Liabilities Fair Value Disclosure	0	0
Fair Value, Nonrecurring
Assets:
Assets, Fair Value Disclosure	0	0
Liabilities Fair Value Disclosure	$ 0	0
Minimum
Liabilities:
Maturity term of accounts and long term receivables	1 year
Carrying Amount | Level 1
Assets:
Cash and cash equivalents	$ 21,415	20,007
Carrying Amount | Level 2
Liabilities:
Line of Credit	2,999	941
Carrying Amount | Level 3
Assets:
Accounts and long-term receivable	10,235	13,968
Liabilities:
Accounts payable and accrued expenses and other long-term liabilities	5,830	5,747
Notes payable	954	1,633
Fair Value | Level 1
Assets:
Cash and cash equivalents	21,415	20,007
Fair Value | Level 2
Liabilities:
Line of Credit	2,999	941
Fair Value | Level 3
Assets:
Accounts and long-term receivable	10,235	13,968
Liabilities:
Accounts payable and accrued expenses and other long-term liabilities	5,830	5,747
Notes payable	$ 954	$ 1,633