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Incentive Compensation Plans Schedule of Nonvested Stock Activity (Tables) | 12 Months Ended
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Dec. 31, 2024
Summary of Stock Options Assumptions [Abstract] |
Schedule of Nonvested Share Activity [Table Text Block] | A summary of the activity of our non-vested stock-settled awards, cash-settled awards and performance-based awards during 2024 is presented below (performance-based awards are shown at 100% of the shares originally granted).
|  | Stock-Settled Awards |  | Cash-Settled Awards |  | Performance-Based Awards
|  | Awards |  | Weighted- Average Grant-Date Fair Value (per award) |  | Awards |  | Weighted- Average Grant-Date Fair Value (per award) |  | Awards |  | Weighted- Average Grant-Date Fair Value (per award)
Non-vested as of January 1, 2024 |  | 2.9 |  |  | $ | 34.20 |  |  | 0.0 |  |  | $ | 36.05 |  |  | 2.3 |  |  | $ | 32.09 |
Reinstated |  | 0.0 |  |  | 36.31 |  |  | 0.0 |  |  | 0.0 |  |  | 0.1 |  |  | 32.96 |
Granted |  | 1.4 |  |  | 31.39 |  |  | 0.1 |  |  | 31.40 |  |  | 2.8 |  |  | 27.53 |
Vested |  | (0.6) |  |  | 27.82 |  |  | 0.0 |  |  | 0.0 |  |  | (0.3) |  |  | 23.38 |
Forfeited |  | (0.4) |  |  | 35.42 |  |  | 0.0 |  |  | 32.21 |  |  | (0.5) |  |  | 31.39 |
Non-vested as of December 31, 2024 |  | 3.3 |  |  | $ | 34.08 |  |  | 0.1 |  |  | $ | 32.64 |  |  | 4.4 |  |  | $ | 29.86 |
Total unrecognized compensation expense remaining |  | $ | 45.8 |  |  |  |  | $ | 1.9 |  |  |  |  | $ | 44.9 |  |  |
Weighted-average years expected to be recognized over |  | 1.3 |  |  |  | 1.7 |  |  |  | 1.9 |  |

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- Definition Summary of Stock Options Assumptions [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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