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4. DISCONTINUED OPERATIONS - Summary of balance sheet disclosure (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Sep. 30, 2023
--- | --- | ---
Current assets |  |
Accounts receivable, net | $ 65 | $ 126
Inventory | 319 | 319
Total current assets held for sale | 384 | 445
Total assets held for sale | 384 | 445
Current liabilities |  |
Accounts payable and accrued liabilities | 706 | 978
Operating lease liability | 0 | 197
Total current liabilities held for sale | $ 706 | $ 1,175

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