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DEBT, Long-term Debt (Details) $ in Thousands, ¥ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Feb. 28, 2023 USD ($) | Feb. 28, 2023 CNY (¥) | Dec. 31, 2022 USD ($) | Dec. 31, 2022 CNY (¥) | Jul. 31, 2022 USD ($) | Jul. 31, 2022 CNY (¥) | Apr. 30, 2023 USD ($) | Apr. 30, 2023 CNY (¥) | Oct. 31, 2023 USD ($) | Oct. 31, 2022 USD ($) | Oct. 31, 2022 CNY (¥)
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Next 12 months |  |  |  |  |  |  |  |  |  |  |  | $ 10,024 |  |  |
Long-term debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Months 13 - 24 |  |  |  |  |  |  |  |  |  |  |  | 6,610 |  |  |
Months 25 - 36 |  |  |  |  |  |  |  |  |  |  |  | 19,059 |  |  |
Months 37 - 48 |  |  |  |  |  |  |  |  |  |  |  | 6,641 |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  | $ 17,998 |  | 32,310 |  |  |
Xiamen Project Loans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Next 12 months |  |  |  |  |  |  |  |  |  | 0 |  | 0 |  |  |
Long-term debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Months 13 - 24 |  |  |  |  |  |  |  |  |  | 0 |  | 0 |  |  |
Months 25 - 36 |  |  |  |  |  |  |  |  |  | 0 |  | 1,098 |  |  |
Months 37 - 48 |  |  |  |  |  |  |  |  |  | 0 |  | 6,641 |  |  |
Months 49 - 60 |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  | 0 |  | $ 7,739 |  |  |
Total debt |  |  |  |  |  |  |  |  |  | $ 0 |  |  |  |  |
Basis spread on interest rates |  |  |  |  |  |  |  |  |  | 0.00% |  | 0.00% |  | 0.00% |
Maturity date |  |  |  |  |  |  |  |  |  | Dec. 31, 2025 |  | Dec. 31, 2025 |  | Dec. 31, 2025 |
Periodic payment amount |  |  |  |  |  |  |  |  |  | Varies as loans mature | [1] | Varies as loans mature | [2] | Varies as loans mature | [2]
Periodic payment frequency |  |  |  |  |  |  |  |  |  | Semiannual, on individual loans |  | Semiannual, on individual loans |  | Semiannual, on individual loans |
Loan collateral (carrying amount) |  |  |  |  |  |  |  |  |  |  |  | $ 70,705 |  |  |
Repayment of long term debt |  | $ 3,900 | ¥ 26.4 |  |  |  |  | $ 3,900 | ¥ 26.4 |  |  | $ 11,500 |  | ¥ 81.0 |
Xiamen Project Loans [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate at balance sheet date |  |  |  |  |  |  |  |  |  |  |  | 4.30% |  | 4.30% |
Xiamen Project Loans [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest rate at balance sheet date |  |  |  |  |  |  |  |  |  |  |  | 4.45% |  | 4.45% |
Xiamen Project Loans [Member] | Due Date June 2025 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of long term debt | ¥ |  |  |  |  |  |  |  |  | 2.0 |  |  |  |  |  |
Xiamen Project Loans [Member] | Due Date December 2025 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of long term debt | ¥ |  |  |  |  |  |  |  |  | ¥ 24.4 |  |  |  |  |  |
Xiamen Working Capital Loans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Next 12 months |  |  |  |  |  |  |  |  |  |  |  | $ 3,512 |  |  |
Long-term debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Months 13 - 24 |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |
Months 25 - 36 |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |
Months 37 - 48 |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |
Total debt |  |  |  |  |  |  |  |  |  | $ 0 |  |  |  |  |
Interest rate at balance sheet date |  |  |  |  |  |  |  |  |  |  |  | 4.46% |  | 4.46% |
Basis spread on interest rates |  |  |  |  |  |  |  |  |  |  |  | 0.76% |  | 0.76% |
Maturity date |  |  |  |  |  |  |  |  |  |  |  | Jul. 31, 2023 |  | Jul. 31, 2023 |
Periodic payment amount |  |  |  |  |  |  |  |  |  |  |  | Increases as loans mature |  | Increases as loans mature |
Periodic payment frequency |  |  |  |  |  |  |  |  |  |  |  | Semiannual, on individual loans |  | Semiannual, on individual loans |
Repayment of long term debt |  |  |  | $ 3,600 | ¥ 25.6 |  |  |  |  |  |  |  |  |  |
Hefei Equipment Loan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Next 12 months |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |
Long-term debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Months 13 - 24 |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |
Months 25 - 36 |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |
Months 37 - 48 |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |
Maturity date |  |  |  |  |  |  |  |  |  |  |  | Jul. 31, 2022 |  | Jul. 31, 2022 |
Repayment of long term debt |  |  |  |  |  | $ 18,000 | ¥ 120.7 |  |  |  |  |  |  |  |
Finance Leases [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Next 12 months |  |  |  |  |  |  |  |  |  | 6,621 |  | $ 6,512 |  |  |
Long-term debt [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Months 13 - 24 |  |  |  |  |  |  |  |  |  | 17,972 |  | 6,610 |  |  |
Months 25 - 36 |  |  |  |  |  |  |  |  |  | 12 |  | 17,961 |  |  |
Months 37 - 48 |  |  |  |  |  |  |  |  |  | 13 |  | 0 |  |  |
Months 49 - 60 |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |
Long-term debt |  |  |  |  |  |  |  |  |  | 17,998 |  | $ 24,571 |  |  |
Total debt |  |  |  |  |  |  |  |  |  | $ 24,619 |  |  |  |  |
Interest rate at balance sheet date | [3] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maturity date | [3] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Periodic payment amount |  |  |  |  |  |  |  |  |  | Varies as Lease mature |  |  | [3] |  | [3]
Periodic payment frequency |  |  |  |  |  |  |  |  |  | Monthly |  | Monthly |  | Monthly |
Loan collateral (carrying amount) | [4] |  |  |  |  |  |  |  |  | $ 35,165 |  | $ 37,976 |  |  |
[1] | During Q2 FY23, we repaid the entire balance of RMB 26.4 million (approximately $3.9 million) remaining on the loan, of which, RMB 2.0 million was due to be paid in June 2025 and RMB 24.4 million was due to be paid in December 2025.
[2] | During the three month period ended October 31, 2022, we repaid RMB 81.0 million (approximately $11.5 million) that had contractual maturity dates ranging from December 2023 through June 2025.
[3] | See Note 10 for interest rates on lease liabilities, maturity dates, and periodic payment amounts.
[4] | Represents the carrying amount at the balance sheet date of the related ROU assets, in which the lessors have secured interests.

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