CONSOLIDATED VARIABLE INTEREST ENTITY - CARRYING VALUE OF ASSETS AND LIABILITIES (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Sep. 30, 2020
ASSETS
Cash and cash equivalents	$ 9,500	$ 4,584
Accounts and other receivables	1,988	2,176
Property and equipment, net	3,817	3,774
Total assets	19,822	15,182
LIABILITIES
Accounts payable	2,451	2,104
Accrued capital expenditures	562	542
Accrued operating and other expenses	1,333	1,325
Total liabilities	15,017	$ 17,135
Variable Interest Entity, Primary Beneficiary
ASSETS
Cash and cash equivalents	118
Accounts and other receivables	38
Property and equipment, net	584
Total assets	740
LIABILITIES
Accounts payable	1
Accrued capital expenditures	464
Accrued operating and other expenses	5
Total liabilities	$ 470