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Accounts Payable and Accrued Liabilities | 12 Months Ended
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Dec. 31, 2023
Accounts Payable and Accrued Liabilities [Abstract] |
Accounts Payable and Accrued Liabilities [Text Block] | ACCOUNTS PAYABLE AND ACCRUED LIABILITIES Components of accounts payable and accrued liabilities follow (in millions):
| December 31,
| 2023 |  | 2022
Trade payables | $ | 6.1 |  |  | $ | 5.9 |
Compensation and employee benefits | 21.1 |  |  | 15.7 |
Postretirement health and life benefit obligations - current | 10.1 |  |  | 7.3 |
Accrued HALEU Operation Contract loss | — |  |  | 20.0 |
Short-term inventory loan | 14.3 |  |  | 9.9 |
Operating lease liability | 1.4 |  |  | 3.3 |
Other accrued liabilities | 3.2 |  |  | 3.4 |
Total accounts payable and accrued liabilities | $ | 56.2 |  |  | $ | 65.5 |

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- Definition The entire disclosure for accounts payable and accrued liabilities at the end of the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a),20,24) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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