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Incentive Plans - Summary of Performance Share Awards Under the Plans (Details) - Performance Shares [Member] - shares
9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Stock awards outstanding as of January 1, (in shares) 642,660 908,890
Granted (in shares) [1] 206,570 264,970
Vested (in shares) 0 0
Stock awards outstanding as of September 30, (in shares) 849,230 1,173,860
[1] The weighted-average grant date fair value for performance shares issued during the nine months ended September 30, 2026 and 2025 was $25.04 and $18.84, respectively. The number of awards granted with operating performance targets are based on assumed achievement of target level performance.