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Stock-based compensation (Tables) | 12 Months Ended
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Dec. 31, 2023
Executive Officers |
Schedule of Unvested Restricted Stock Units Roll Forward | (Not in thousands) Shares Weighted-average grant date fair value Non-vested at January 1, 2021 358,512 $ 41.23 Granted 191,479 69.38 Performance Shares Quantity Adjustment 54,306 54.21 Vested (273,974) 55.11 Forfeited (8,440) 43.48 Non-vested at December 31, 2021 321,883 $ 47.98 Granted 194,791 84.29 Performance Shares Quantity Adjustment 6,947 78.02 Vested (240,033) 66.11 Forfeited (1,625) 78.86 Non-vested at December 31, 2022 281,963 $ 56.50 Granted 257,757 66.01 Performance Shares Quantity Adjustment 19,753 75.32 Vested (243,133) 66.31 Forfeited (16,444) 55.82 Non-vested at December 31, 2023 299,896 $ 58.20
Directors |
Schedule of Unvested Restricted Stock Units Roll Forward | (Not in thousands) Units/Stocks Weighted-average grant date fair value Non-vested at January 1, 2021 - - Granted 20,638 $ 78.20 Vested (20,638) 78.20 Forfeited - - Non-vested at December 31, 2021 - - Granted 25,321 $ 77.48 Vested (25,321) 77.48 Forfeited - - Non-vested at December 31, 2022 - - Granted 39,104 $ 55.30 Vested (39,104) 55.30 Forfeited - - Non-vested at December 31, 2023 - -

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- Definition Tabular disclosure of the change in restricted stock units (RSUs). + References No definition available. + Details
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