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v3.22.1

DEBT (Details) $ in Thousands, ¥ in Millions | 6 Months Ended | 12 Months Ended |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
May 01, 2022 USD ($) | Oct. 31, 2021 USD ($) | Oct. 31, 2020 USD ($) Tool | May 01, 2022 CNY (¥) | Oct. 31, 2021 CNY (¥) | Feb. 28, 2021 USD ($) | Dec. 31, 2020 USD ($) | Oct. 31, 2020 CNY (¥) | Nov. 30, 2018 CNY (¥) | Sep. 30, 2018 USD ($)
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |  |  |  |  |  |
Next 12 months |  | $ 12,410 | $ 22,248 |  |  |  |  |  |  |  |
Long-term Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |
Months 13 - 24 |  | 20,756 | 25,281 |  |  |  |  |  |  |  |
Months 25 - 36 |  | 38,683 | 23,145 |  |  |  |  |  |  |  |
Months 37 - 48 |  | 10,699 | 33,448 |  |  |  |  |  |  |  |
Months 49 - 60 |  |  | 7,572 |  |  |  |  |  |  |  |
Long-term debt |  | 70,138 | 89,446 |  |  |  |  |  |  |  |
Total |  | 82,548 | 111,694 |  |  |  |  |  |  |  |
Finance lease amount |  | 34,740 | 38,372 |  |  |  |  |  |  |  |
Xiamen Project Loans [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |  |  |  |  |  |
Next 12 months |  | 0 | 2,068 |  |  |  |  |  |  |  |
Long-term Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |
Months 13 - 24 |  | 6,266 | 10,071 |  |  |  |  |  |  |  |
Months 25 - 36 |  | 9,837 | 10,278 |  |  |  |  |  |  |  |
Months 37 - 48 |  | 9,080 | 9,902 |  |  |  |  |  |  |  |
Months 49 - 60 |  |  | 7,572 |  |  |  |  |  |  |  |
Long-term debt |  | 25,183 | 37,823 |  |  |  |  |  |  |  |
Total |  | $ 25,183 | $ 39,891 |  |  |  |  |  |  |  |
Interest rate at balance sheet date |  | 4.60% | 4.65% |  |  |  |  |  |  |  |
Basis spread on interest rates |  | 0.00% | 0.00% |  |  |  |  |  |  |  |
Maturity date |  | Dec. 01, 2025 | Dec. 01, 2025 |  |  |  |  |  |  |  |
Periodic payment amount |  | Varies as loans mature |  |  |  |  |  |  |  |  |
Periodic payment frequency |  | Semiannual, on individual loans |  |  |  |  |  |  |  |  |
Loan collateral (carrying amount) |  | $ 82,920 | $ 90,096 |  |  |  |  |  |  |  |
Maximum borrowing capacity | ¥ |  |  |  |  |  |  |  |  |  | ¥ 345.0 |
Amount outstanding |  | 25,200 |  |  | ¥ 166.4 |  |  |  |  |  |
Xiamen Working Capital Loans [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |  |  |  |  |  |
Next 12 months |  | 969 | 8,197 |  |  |  |  |  |  |  |
Long-term Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |
Months 13 - 24 |  | 3,390 | 4,005 |  |  |  |  |  |  |  |
Months 25 - 36 |  | 0 | 0 |  |  |  |  |  |  |  |
Months 37 - 48 |  | 0 | 0 |  |  |  |  |  |  |  |
Months 49 - 60 |  |  | 0 |  |  |  |  |  |  |  |
Long-term debt |  | 3,390 | 4,005 |  |  |  |  |  |  |  |
Total |  | $ 4,359 | $ 12,202 |  |  |  |  |  |  |  |
Interest rate at balance sheet date |  | 4.61% |  |  |  |  |  |  |  |  |
Basis spread on interest rates |  | 0.76% |  |  |  |  |  |  |  |  |
Maturity date |  | Jul. 01, 2023 | Jul. 01, 2023 |  |  |  |  |  |  |  |
Periodic payment amount |  | Increases as loans mature |  |  |  |  |  |  |  |  |
Periodic payment frequency |  | Semiannual, on individual loans |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  | $ 25,000 |  |  |  |  |  |  |  |  |
Expiration date |  | Oct. 31, 2022 |  |  |  |  |  |  |  |  |
Amount outstanding |  | $ 4,400 |  |  | 28.8 |  |  |  |  |  |
Xiamen Working Capital Loans [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Long-term Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |
Interest rate at balance sheet date |  |  | 4.53% |  |  |  |  |  |  |  |
Basis spread on interest rates |  |  | 0.6775% |  |  |  |  |  |  |  |
Xiamen Working Capital Loans [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Long-term Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |
Interest rate at balance sheet date |  |  | 4.61% |  |  |  |  |  |  |  |
Basis spread on interest rates |  |  | 0.76% |  |  |  |  |  |  |  |
Hefei Equipment Loan [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |  |  |  |  |  |
Next 12 months |  | 4,540 | $ 4,694 |  |  |  |  |  |  |  |
Long-term Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |
Months 13 - 24 |  | 4,540 | 4,693 |  |  |  |  |  |  |  |
Months 25 - 36 |  | 7,567 | 6,257 |  |  |  |  |  |  |  |
Months 37 - 48 |  | 1,619 | 5,585 |  |  |  |  |  |  |  |
Months 49 - 60 |  |  | 0 |  |  |  |  |  |  |  |
Long-term debt |  | 13,726 | 16,535 |  |  |  |  |  |  |  |
Total |  | $ 18,266 | $ 21,229 |  |  |  |  |  |  |  |
Interest rate at balance sheet date |  | 4.20% | 4.20% |  |  |  |  |  |  |  |
Basis spread on interest rates |  | (0.45%) | (0.45%) |  |  |  |  |  |  |  |
Maturity date |  | Sep. 01, 2025 | Sep. 01, 2025 |  |  |  |  |  |  |  |
Periodic payment amount | [1] | Varies |  |  |  |  |  |  |  |  |
Periodic payment frequency | [2] | Semiannual |  |  |  |  |  |  |  |  |
Loan collateral (carrying amount) |  | $ 81,024 | $ 86,487 |  |  |  |  |  |  |  |
Percent of repayment on approved loan principal in each first five semiannual loan repayments |  | 7.50% | 7.50% |  |  |  |  |  |  |  |
Percent of repayment on original approved loan amount in each last five semiannual loan repayments |  | 12.50% | 12.50% |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  | $ 30,300 | 200.0 | ¥ 200.0 |  |  | ¥ 200.0 |  |
Expiration date |  | Aug. 31, 2022 |  |  |  |  |  |  |  |  |
Proceeds from line of credit | ¥ |  |  |  |  | 135.7 |  |  |  |  |  |
Available borrowing capacity |  | $ 9,700 |  |  | 64.3 |  |  |  |  |  |
Amount outstanding |  | 18,300 |  |  | ¥ 120.7 |  |  |  |  |  |
Number of lithography tools to be purchased | Tool |  |  |  | 2 |  |  |  |  |  |  |
Finance Leases [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt Maturing In Year One [Abstract] |  |  |  |  |  |  |  |  |  |  |
Next 12 months |  | 6,901 | $ 7,289 |  |  |  |  |  |  |  |
Long-term Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |
Months 13 - 24 |  | 6,560 | 6,512 |  |  |  |  |  |  |  |
Months 25 - 36 |  | 21,279 | 6,610 |  |  |  |  |  |  |  |
Months 37 - 48 |  | 0 | 17,961 |  |  |  |  |  |  |  |
Months 49 - 60 |  |  | 0 |  |  |  |  |  |  |  |
Long-term debt |  | 27,839 | 31,083 |  |  |  |  |  |  |  |
Total |  | $ 34,740 | 38,372 |  |  |  |  |  |  |  |
Periodic payment frequency |  | Monthly |  |  |  |  |  |  |  |  |
Loan collateral (carrying amount) | [3] | $ 39,405 | $ 40,826 |  |  |  |  |  |  |  |
Finance lease contract term |  |  |  |  |  |  | 5 years |  |  |  |
Finance lease amount |  |  |  |  |  |  | $ 7,200 | $ 35,500 |  |  |
Amended and Restated Credit Agreement [Member] |  |  |  |  |  |  |  |  |  |  |
Long-term Debt [Abstract] |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  |  |  |  |  | $ 100,000
Amount outstanding |  | $ 0 |  |  |  |  |  |  |  |  |
Term of loan |  | 5 years |  |  |  |  |  |  |  |  |
Current borrowing capacity |  |  |  |  |  |  |  |  |  |  | 50,000
Cash limit for dividends, distributions and redemption on equity |  |  |  |  |  |  |  |  |  |  | $ 50,000
Effective interest rate |  | 1.76% |  |  | 1.76% |  |  |  |  |  |
[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 commenced in March 2022.
[3] | 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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