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Quarterly report pursuant to Section 13 or 15(d)

Changes in Equity - Schedule of Changes in Equity (Details)

v3.23.3
Changes in Equity - Schedule of Changes in Equity (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Sep. 30, 2023
Sep. 30, 2022
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Beginning balance $ 887,550 $ 829,051 $ 772,887 $ 645,281 $ 727,876 $ 651,711 $ 772,887 $ 651,711
Beginning balance, treasury stock (in shares) Ìý Ìý 60,477 Ìý Ìý Ìý 60,477 Ìý
Net income 105,574 100,393 $ 86,568 129,837 118,894 97,900 $ 292,535 346,631
Share-based compensation, net of forfeitures 2,752 2,806 2,370 2,091 1,811 1,481 Ìý Ìý
Repurchases of common stock (5,995) (19,708) (6,749) (32,915) (25,534) Ìý Ìý Ìý
Shares exchanged for tax withholdings (345) Ìý (939) Ìý Ìý Ìý Ìý Ìý
Periodic pension costs, net of income taxes (26) (26) (25) 8 8 8 (77) 24
Ending balance $ 964,558 887,550 829,051 $ 721,170 645,281 727,876 $ 964,558 $ 721,170
Ending balance, treasury stock (in shares) 80,162 Ìý Ìý Ìý Ìý Ìý 80,162 Ìý
Cash dividends per share of common stock (in USD per share) $ 3.25 Ìý Ìý $ 3.00 Ìý Ìý $ 9.75 $ 29.00
Excise taxes collected $ 50 165 67 Ìý Ìý Ìý Ìý Ìý
Periodic pension costs (benefit), net of income taxes $ (7) $ (8) $ (6) $ 3 $ 2 $ 2 $ (21) $ 8
Common Stock Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Beginning balance (in shares) 7,679,145 7,693,320 7,695,679 7,727,916 7,745,290 7,744,695 7,695,679 7,744,695
Beginning balance $ 78 $ 78 $ 78 $ 78 $ 78 $ 78 $ 78 $ 78
Share-based compensation, net of forfeitures (in shares) 594 Ìý 1,756 Ìý 104 595 Ìý Ìý
Repurchases of common stock (in shares) (3,564) (14,175) (3,627) (19,071) (17,478) Ìý Ìý Ìý
Shares exchanged for tax withholdings (in shares) (181) Ìý (488) Ìý Ìý Ìý Ìý Ìý
Ending balance (in shares) 7,675,994 7,679,145 7,693,320 7,708,845 7,727,916 7,745,290 7,675,994 7,708,845
Ending balance $ 78 $ 78 $ 78 $ 78 $ 78 $ 78 $ 78 $ 78
Treasury Stock Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Beginning balance $ (128,502) $ (108,794) $ (104,139) $ (40,011) $ (14,617) $ (15,417) $ (104,139) $ (15,417)
Beginning balance, treasury stock (in shares) 77,011 62,836 60,477 28,240 10,866 11,461 60,477 11,461
Share-based compensation, forfeitures (in shares) (594) Ìý (1,756) Ìý (104) (595) Ìý Ìý
Share-based compensation, net of forfeitures $ 990 Ìý $ 3,033 Ìý $ 140 $ 800 Ìý Ìý
Repurchases of common stock (in shares) 3,564 14,175 3,627 19,071 17,478 Ìý Ìý Ìý
Repurchases of common stock $ (5,995) $ (19,708) $ (6,749) $ (32,915) $ (25,534) Ìý Ìý Ìý
Shares exchanged for tax withholdings (in shares) 181 Ìý 488 Ìý Ìý Ìý Ìý Ìý
Shares exchanged for tax withholdings $ (345) Ìý $ (939) Ìý Ìý Ìý Ìý Ìý
Ending balance $ (133,852) $ (128,502) $ (108,794) $ (72,926) $ (40,011) $ (14,617) $ (133,852) $ (72,926)
Ending balance, treasury stock (in shares) 80,162 77,011 62,836 47,311 28,240 10,866 80,162 47,311
Additional Paid-in Capital Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Beginning balance $ 10,582 $ 7,733 $ 8,293 $ 3,356 $ 1,505 $ 28 $ 8,293 $ 28
Share-based compensation, net of forfeitures 1,800 2,849 (560) 2,121 1,851 1,477 Ìý Ìý
Ending balance 12,382 10,582 7,733 5,477 3,356 1,505 12,382 5,477
Accum. Other Comp. Income (Loss) Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Beginning balance 2,465 2,491 2,516 (991) (999) (1,007) 2,516 (1,007)
Periodic pension costs, net of income taxes (26) (26) (25) 8 8 8 Ìý Ìý
Ending balance 2,439 2,465 2,491 (983) (991) (999) 2,439 (983)
Retained Earnings Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Beginning balance 1,002,927 927,543 866,139 682,849 741,909 668,029 866,139 668,029
Net income 105,574 100,393 86,568 129,837 118,894 97,900 Ìý Ìý
Share-based compensation, net of forfeitures (38) (43) (103) (30) (180) (796) Ìý Ìý
Ending balance 1,083,511 1,002,927 927,543 789,524 682,849 741,909 $ 1,083,511 $ 789,524
Dividend Paid Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Dividends paid $ (24,952) $ (24,966) $ (25,061) $ (23,132) (23,188) $ (23,224) Ìý Ìý
Cash dividends per share of common stock (in USD per share) $ 3.25 $ 3.25 $ 3.25 $ 3.00 Ìý $ 3.00 Ìý Ìý
Dividend Paid | Retained Earnings Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Dividends paid $ (24,952) $ (24,966) $ (25,061) $ (23,132) (23,188) $ (23,224) Ìý Ìý
Special Dividend Paid Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Special dividends paid Ìý Ìý Ìý Ìý $ (154,586) Ìý Ìý Ìý
Cash dividends per share of common stock (in USD per share) Ìý Ìý Ìý Ìý $ 20.00 Ìý Ìý Ìý
Special Dividend Paid | Retained Earnings Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Increase (Decrease) in Stockholders' Equity [Roll Forward] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Special dividends paid Ìý Ìý Ìý Ìý $ (154,586) Ìý Ìý Ìý