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Description of Business and Basis of Preparation (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Line Items] |  |
Reclassification of foreign exchange gain (loss) | $ 1.0 | $ (0.8)
Auction Proceeds Payable |  |
Organization, Consolidation and Presentation of Financial Statements [Line Items] |  |
Reclassification of liabilities | 23.3 |
Operating Lease Right of-Use Assets |  |
Organization, Consolidation and Presentation of Financial Statements [Line Items] |  |
Reclassification of assets | 123.0 |
Operating Lease Liabilities Current |  |
Organization, Consolidation and Presentation of Financial Statements [Line Items] |  |
Reclassification of assets | 12.7 |
Operating Lease Liabilities Non-Current |  |
Organization, Consolidation and Presentation of Financial Statements [Line Items] |  |
Reclassification of assets | $ 111.9 |

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