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v3.20.4

Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Capital Stock, Common | Additional Paid-in Capital | Retained Earnings | Treasury Stock
--- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2017 | $ 574,645 | $ 907 | $ 3,518 | $ 694,174 | $ (123,954)
Net income | 72,677 | 0 | 0 | 72,677 | 0
Dividends on common stock | (6,589) | 0 | 0 | (6,589) | 0
Stock-based compensation, net of tax | 326 | 0 | (64) | 0 | 390
Stock Repurchased During Period, Value | (25,087) | 0 | 0 | 0 | (25,087)
Balance at Dec. 31, 2018 | 615,972 | 907 | 3,454 | 760,262 | (148,651)
Net income | 72,967 | 0 | 0 | 72,967 | 0
Dividends on common stock | (6,563) | 0 | 0 | (6,563) | 0
Stock-based compensation, net of tax | 1,533 | 0 | 574 | 0 | 959
Stock Issued During Period, Value | 750 | 0 | 113 | 0 | 637
Balance at Dec. 31, 2019 | 684,659 | 907 | 4,141 | 826,666 | (147,055)
Net income | 70,806 | 0 | 0 | 70,806 | 0
Dividends on common stock | (6,502) | 0 | 0 | (6,502) | 0
Stock-based compensation, net of tax | 1,510 | 0 | 189 | 0 | 1,321
Stock Repurchased During Period, Value | (26,139) | 0 | 0 | 0 | (26,139)
Balance at Dec. 31, 2020 | $ 724,334 | $ 907 | $ 4,330 | $ 890,970 | $ (171,873)

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