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CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands | Total | Common Stock | Treasury Stock | Additional Paid-In Capital | Accumulated Other Comprehensive Loss | Retained Earnings
--- | --- | --- | --- | --- | --- | ---
Balance, beginning of period, (in shares) at Dec. 31, 2021 |  | 89,600,000 |  |  |  |
Balance, beginning of period at Dec. 31, 2021 | $ 1,684,804 | $ 896 | $ (234,448) | $ 1,264,943 | $ (45,155) | $ 698,568
Balance, beginning of period, treasury stock (in shares) at Dec. 31, 2021 |  |  | (4,899,000) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 32,901 |  |  |  |  | 32,901
Other comprehensive income (loss), net of tax | 24,130 |  |  |  | 24,130 |
Issuance of common stock through employee stock purchase plan (in shares) |  | 17,000 |  |  |  |
Issuance of common stock through employee stock purchase plan | 1,078 |  |  | 1,078 |  |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes (in shares) |  | 339,000 | 14,000 |  |  |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes | (9,040) | $ 4 | $ 714 | (9,758) |  |
Share-based compensation | 6,324 |  |  | 6,324 |  |
Accelerated shares repurchased (shares) |  |  | (1,938,000) |  |  |
Accelerated shares repurchased | (125,000) |  | $ (129,152) | 4,152 |  |
Balance, end of period (in shares) at Mar. 31, 2022 |  | 89,956,000 |  |  |  |
Balance, end of period at Mar. 31, 2022 | 1,615,197 | $ 900 | $ (362,886) | 1,266,739 | (21,025) | 731,469
Balance, beginning of period, treasury stock (in shares) at Mar. 31, 2022 |  |  | (6,823,000) |  |  |
Balance, beginning of period, (in shares) at Dec. 31, 2021 |  | 89,600,000 |  |  |  |
Balance, beginning of period at Dec. 31, 2021 | 1,684,804 | $ 896 | $ (234,448) | 1,264,943 | (45,155) | 698,568
Balance, beginning of period, treasury stock (in shares) at Dec. 31, 2021 |  |  | (4,899,000) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 127,604 |  |  |  |  |
Balance, end of period (in shares) at Sep. 30, 2022 |  | 90,341,000 |  |  |  |
Balance, end of period at Sep. 30, 2022 | 1,724,414 | $ 903 | $ (362,863) | 1,267,641 | (7,439) | 826,172
Balance, beginning of period, treasury stock (in shares) at Sep. 30, 2022 |  |  | (6,823,000) |  |  |
Balance, beginning of period, (in shares) at Mar. 31, 2022 |  | 89,956,000 |  |  |  |
Balance, beginning of period at Mar. 31, 2022 | 1,615,197 | $ 900 | $ (362,886) | 1,266,739 | (21,025) | 731,469
Balance, beginning of period, treasury stock (in shares) at Mar. 31, 2022 |  |  | (6,823,000) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 44,788 |  |  |  |  | 44,788
Other comprehensive income (loss), net of tax | 7,810 |  |  |  | 7,810 |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes (in shares) |  | 378,000 |  |  |  |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes | (13,646) | $ 3 | $ 6 | (13,655) |  |
Share-based compensation | 6,768 |  |  | 6,768 |  |
Balance, end of period (in shares) at Jun. 30, 2022 |  | 90,334,000 |  |  |  |
Balance, end of period at Jun. 30, 2022 | 1,660,917 | $ 903 | $ (362,880) | 1,259,852 | (13,215) | 776,257
Balance, beginning of period, treasury stock (in shares) at Jun. 30, 2022 |  |  | (6,823,000) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 49,915 |  |  |  |  | 49,915
Other comprehensive income (loss), net of tax | 5,776 |  |  |  | 5,776 |
Treasury shares retirement | 0 |  |  |  |  |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes (in shares) |  | 7,000 |  |  |  |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes | (1,143) |  | $ 17 | (1,160) |  |
Share-based compensation | 8,949 |  |  | 8,949 |  |
Balance, end of period (in shares) at Sep. 30, 2022 |  | 90,341,000 |  |  |  |
Balance, end of period at Sep. 30, 2022 | 1,724,414 | $ 903 | $ (362,863) | 1,267,641 | (7,439) | 826,172
Balance, beginning of period, treasury stock (in shares) at Sep. 30, 2022 |  |  | (6,823,000) |  |  |
Balance, beginning of period, (in shares) at Dec. 31, 2022 |  | 90,476,000 |  |  |  |
Balance, beginning of period at Dec. 31, 2022 | $ 1,804,403 | $ 905 | $ (362,862) | 1,276,977 | 10,265 | 879,118
Balance, beginning of period, treasury stock (in shares) at Dec. 31, 2022 | (6,823,000) |  | (6,823,000) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | $ 24,226 |  |  |  |  | 24,226
Other comprehensive income (loss), net of tax | (3,198) |  |  |  | (3,198) |
Issuance of common stock through employee stock purchase plan (in shares) |  | 21,000 |  |  |  |
Issuance of common stock through employee stock purchase plan | 1,107 |  |  | 1,107 |  |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes (in shares) |  | 316,000 | 16,000 |  |  |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes | (4,011) | $ 1 | $ 846 | (4,858) |  |
Share-based compensation | 3,611 | $ 2 |  | 3,609 |  |
Accelerated shares repurchased (shares) |  |  | (2,111,000) |  |  |
Accelerated shares repurchased | (151,200) |  | $ (119,662) | (31,538) |  |
Balance, end of period (in shares) at Mar. 31, 2023 |  | 90,813,000 |  |  |  |
Balance, end of period at Mar. 31, 2023 | 1,674,938 | $ 908 | $ (481,678) | 1,245,297 | 7,067 | 903,344
Balance, beginning of period, treasury stock (in shares) at Mar. 31, 2023 |  |  | (8,918,000) |  |  |
Balance, beginning of period, (in shares) at Dec. 31, 2022 |  | 90,476,000 |  |  |  |
Balance, beginning of period at Dec. 31, 2022 | $ 1,804,403 | $ 905 | $ (362,862) | 1,276,977 | 10,265 | 879,118
Balance, beginning of period, treasury stock (in shares) at Dec. 31, 2022 | (6,823,000) |  | (6,823,000) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | $ 47,907 |  |  |  |  |
Other comprehensive income (loss), net of tax | (8,520) |  |  |  |  |
Balance, end of period (in shares) at Sep. 30, 2023 |  | 90,935,000 |  |  |  |
Balance, end of period at Sep. 30, 2023 | $ 1,579,221 | $ 909 | $ (612,777) | 1,262,319 | 1,745 | 927,025
Balance, beginning of period, treasury stock (in shares) at Sep. 30, 2023 | (11,823,000) |  | (11,823,000) |  |  |
Balance, beginning of period, (in shares) at Mar. 31, 2023 |  | 90,813,000 |  |  |  |
Balance, beginning of period at Mar. 31, 2023 | $ 1,674,938 | $ 908 | $ (481,678) | 1,245,297 | 7,067 | 903,344
Balance, beginning of period, treasury stock (in shares) at Mar. 31, 2023 |  |  | (8,918,000) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 4,184 |  |  |  |  | 4,184
Other comprehensive income (loss), net of tax | (2,237) |  |  |  | (2,237) |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes (in shares) |  | 68,000 |  |  |  |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes | 1,007 | $ 1 | $ 21 | 985 |  |
Share-based compensation | 5,268 |  |  | 5,268 |  |
Accelerated shares repurchased (shares) |  |  | (609,000) |  |  |
Accelerated shares repurchased | 0 |  | $ (32,125) | 32,125 |  |
Balance, end of period (in shares) at Jun. 30, 2023 |  | 90,881,000 |  |  |  |
Balance, end of period at Jun. 30, 2023 | 1,683,160 | $ 909 | $ (513,782) | 1,283,675 | 4,830 | 907,528
Balance, beginning of period, treasury stock (in shares) at Jun. 30, 2023 |  |  | (9,527,000) |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 19,497 |  |  |  |  | 19,497
Other comprehensive income (loss), net of tax | (3,085) |  |  |  | (3,085) |
Treasury shares retirement | 0 |  | $ 0 | 0 |  |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes (in shares) |  | 54,000 |  |  |  |
Issuance of common stock for vesting of share based awards, net of shares withheld for taxes | 441 | $ 0 | $ 17 | 424 |  |
Share-based compensation | 5,457 |  |  | 5,457 |  |
Accelerated shares repurchased (shares) |  |  | (2,296,000) |  |  |
Accelerated shares repurchased | (126,249) |  | $ (99,012) | (27,237) |  |
Balance, end of period (in shares) at Sep. 30, 2023 |  | 90,935,000 |  |  |  |
Balance, end of period at Sep. 30, 2023 | $ 1,579,221 | $ 909 | $ (612,777) | $ 1,262,319 | $ 1,745 | $ 927,025
Balance, beginning of period, treasury stock (in shares) at Sep. 30, 2023 | (11,823,000) |  | (11,823,000) |  |  |

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