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FINANCING ARRANGEMENTS (Details) - USD ($) $ in Millions | 1 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Apr. 30, 2021 | Oct. 31, 2022 | Jan. 31, 2021 | Jan. 31, 2022
Financing Arrangements |  |  |  |
Amount of an outstanding letter of credit issued by Bank in support of project development activities and deposited with the Bank as collateral |  | $ 3.4 |  | $ 3.4
London Interbank Offered Rate (LIBOR) |  |  |  |
Financing Arrangements |  |  |  |
Interest rate margin on referred rate |  | 1.60% |  |
Revolving Credit Facility |  |  |  |
Financing Arrangements |  |  |  |
Additional commitment amount | $ 10.0 |  |  |
Revolving Credit Facility | London Interbank Offered Rate (LIBOR) |  |  |  |
Financing Arrangements |  |  |  |
Variable rate | 30-day LIBOR |  |  |
Interest rate margin on referred rate | 1.60% |  | 2.00% |
Revolving Credit Facility | Expires on May 31, 2024 |  |  |  |
Financing Arrangements |  |  |  |
Borrowing available under financing arrangements | $ 50.0 |  |  |
Letter of Credit |  |  |  |
Financing Arrangements |  |  |  |
Letters of credit outstanding amount |  | $ 8.2 |  | $ 21.5
Amounts drawn against this letter of credit. |  | $ 0.0 |  |

X
- Definition This amount represents the amount of an outstanding letter of credit issued by Bank in support of project development activities and deposited with the Bank as collateral. + References No definition available. + Details
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- Definition The contingent increase above the maximum borrowing capacity under the credit facility, if any one or more of the existing banks or new banks agree to provide such increased commitment amount. + References No definition available. + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
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