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Consolidated Statements Of Changes In Stockholders Equity - USD ($)
$ in Thousands
Capital Stock [Member]
Paid-In Capital [Member]
Retained Earnings [Member]
Treasury Stock-At Cost [Member]
Deferred Compensation Payable In Company Stock [Member]
Total
Balance at Dec. 31, 2019 $ 35,811 $ 860,671 $ 1,425,752 $ (1,597,940) $ 2,314 $ 726,608
Net income     55,891     55,891
Dividends paid     (5,130)     (5,130)
Stock awards and exercise of stock options 101 18,972   (11,140)   7,933
Purchases of treasury stock       (100,235)   (100,235)
Other   (1,093) (362) (75) 64 (1,466)
Balance at Mar. 31, 2020 35,912 878,550 1,476,151 (1,709,390) 2,378 683,601
Balance at Dec. 31, 2020 36,259 961,404 1,723,777 (1,822,579) 2,339 901,200
Net income     65,400     65,400
Dividends paid     (5,437)     (5,437)
Stock awards and exercise of stock options 86 21,007   (8,932)   12,161
Purchases of treasury stock       (44,768)   (44,768)
Other   328   (36) 36 328
Balance at Mar. 31, 2021 $ 36,345 $ 982,739 $ 1,783,740 $ (1,876,315) $ 2,375 $ 928,884