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DEBT, Long-term Debt (Details) $ in Thousands, ¥ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Oct. 31, 2021 USD ($) | Oct. 31, 2020 USD ($) | Oct. 31, 2020 CNY (¥) | Nov. 30, 2018 USD ($) | Nov. 30, 2018 CNY (¥)
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |
Next 12 months |  | $ 22,248 | $ 8,970 |  |  |
Long-term debt [Abstract] |  |  |  |  |  |
Months 13 - 24 |  | 25,281 | 15,142 |  |  |
Months 25 - 36 |  | 23,145 | 13,406 |  |  |
Months 37 - 48 |  | 33,448 | 9,789 |  |  |
Months 49 - 60 |  | 7,572 | 9,432 |  |  |
Thereafter |  |  | 7,211 |  |  |
Long-term debt |  | 89,446 | 54,980 |  |  |
Xiamen Project Loans [Member] |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |
Next 12 months |  | 2,068 | 6,705 |  |  |
Long-term debt [Abstract] |  |  |  |  |  |
Months 13 - 24 |  | 10,071 | 7,334 |  |  |
Months 25 - 36 |  | 10,278 | 9,592 |  |  |
Months 37 - 48 |  | 9,902 | 9,789 |  |  |
Months 49 - 60 |  | 7,572 | 9,432 |  |  |
Thereafter |  |  | 7,211 |  |  |
Long-term debt |  | $ 37,823 | $ 43,358 |  |  |
Interest rate at balance sheet date |  | 4.65% | 4.90% |  |  |
Basis spread on interest rates |  | 0.00% | 0.25% |  |  |
Maturity date |  | Dec. 31, 2025 |  |  |  |
Periodic payment amount |  | Increases as loans mature |  |  |  |
Periodic payment frequency |  | Semiannual, on individual loans |  |  |  |
Loan collateral (carrying amount) |  | $ 90,096 | $ 94,459 |  |  |
Maximum borrowing capacity | ¥ |  |  |  |  |  | ¥ 345
Xiamen Working Capital Loans [Member] |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |
Next 12 months |  | 8,197 | 2,265 |  |  |
Long-term debt [Abstract] |  |  |  |  |  |
Months 13 - 24 |  | 4,005 | 7,808 |  |  |
Months 25 - 36 |  | 0 | 3,814 |  |  |
Months 37 - 48 |  | 0 | 0 |  |  |
Months 49 - 60 |  | 0 | 0 |  |  |
Thereafter |  |  | 0 |  |  |
Long-term debt |  | $ 4,005 | $ 11,622 |  |  |
Maturity date |  | Jul. 31, 2023 |  |  |  |
Periodic payment amount |  | Increases as loans mature |  |  |  |
Periodic payment frequency |  | Semiannual, on individual loans |  |  |  |
Maximum borrowing capacity |  |  |  |  | $ 25,000 |
Xiamen Working Capital Loans [Member] | Minimum [Member] |  |  |  |  |  |
Long-term debt [Abstract] |  |  |  |  |  |
Interest rate at balance sheet date |  | 4.53% | 4.53% |  |  |
Basis spread on interest rates |  | 0.6775% | 0.40% |  |  |
Xiamen Working Capital Loans [Member] | Maximum [Member] |  |  |  |  |  |
Long-term debt [Abstract] |  |  |  |  |  |
Interest rate at balance sheet date |  | 4.61% | 4.61% |  |  |
Basis spread on interest rates |  | 0.76% | 0.76% |  |  |
Hefei Equipment Loan [Member] |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |
Next 12 months |  | $ 4,694 |  |  |  |
Long-term debt [Abstract] |  |  |  |  |  |
Months 13 - 24 |  | 4,693 |  |  |  |
Months 25 - 36 |  | 6,257 |  |  |  |
Months 37 - 48 |  | 5,585 |  |  |  |
Months 49 - 60 |  | 0 |  |  |  |
Long-term debt |  | $ 16,535 |  |  |  |
Interest rate at balance sheet date |  | 4.20% |  |  |  |
Basis spread on interest rates |  | (0.45%) |  |  |  |
Maturity date |  | Sep. 30, 2025 |  |  |  |
Periodic payment amount | [1] | Varies |  |  |  |
Periodic payment frequency | [2] | Semiannual |  |  |  |
Loan collateral (carrying amount) |  | $ 86,487 |  |  |  |
Percent of repayment on approved loan principal in each first five semiannual loan repayments |  |  | 7.50% |  |  |
Maximum borrowing capacity |  |  | $ 31,300 | ¥ 200 |  |
Percent of repayment on original approved loan amount in each last five semiannual loan repayments |  |  | 12.50% |  |  |
Finance Leases [Member] |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |
Next 12 months |  | 7,289 |  |  |  |
Long-term debt [Abstract] |  |  |  |  |  |
Months 13 - 24 |  | 6,512 |  |  |  |
Months 25 - 36 |  | 6,610 |  |  |  |
Months 37 - 48 |  | 17,961 |  |  |  |
Months 49 - 60 |  | 0 |  |  |  |
Long-term debt |  | $ 31,083 |  |  |  |
Interest rate at balance sheet date | [3] |  |  |  |  |
Maturity date | [3] |  |  |  |  |
Periodic payment amount | [3] |  |  |  |  |
Periodic payment frequency |  | Monthly |  |  |  |
Loan collateral (carrying amount) | [4] | $ 40,826 |  |  |  |
[1] | First five loan repayments will each be for 7.5 percent of the approved 200 million RMB loan principal; last five installments will each be for 12.5 percent of the approved loan principal.
[2] | Semiannual repayments commence in March 2022.
[3] | See Note 9 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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