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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
shares in Thousands, $ in Thousands
Common Stock
Class A Common Stock
Common Stock
Class B Common Stock
Common Stock
Additional Paid In Capital
Retained Earnings
Class A Common Stock
Retained Earnings
Class B Common Stock
Retained Earnings
Accumulated Other Comprehensive Income (Loss)
Class A Common Stock
Class B Common Stock
Total
Balance at beginning of period at Dec. 31, 2020     $ 4,899 $ 143,637     $ 666,278 $ 8,509     $ 823,323
Balance (in shares) at Dec. 31, 2020 18,697 2,199                  
Increase (Decrease) in Stockholders' Equity                      
Net Income (Loss)             87,611       87,611
Net change in accumulated other comprehensive income (loss)               (6,635)     (6,635)
Dividends declared on Common Stock:                      
Dividends declared on Common Stock         $ (22,451) $ (2,435)     $ (22,451) $ (2,435)  
Stock options exercised, net of shares withheld     13 (155)             (142)
Stock options exercised, net of shares withheld (in shares) 28                    
Conversion of Class B to Class A Common Shares (in shares) 34 (34)                  
Repurchase of Class A Common Stock     (216) (6,831)     (40,481)       (47,528)
Repurchase of Class A Common Stock (in shares) (980)                    
Net change in notes receivable on Class A Common Stock       151             151
Deferred director compensation expense - Class A Common Stock       417             417
Deferred director compensation expense - Class A Common Stock (in shares) 4                    
Deferred designed key employee compensation expense - Class A Common Stock       607             607
Employee stock purchase plan - Class A Common Stock     4 691             695
Employee stock purchase plan - Class A Common Stock (in shares) 15                    
Stock-based awards, Performance stock units       129             129
Stock-based awards, Restricted stock     2 736             738
Stock-based awards, Restricted stock (in shares) 18                    
Stock options       574             574
Balance at end of period at Dec. 31, 2021     4,702 139,956     688,522 1,874     835,054
Balance (in shares) at Dec. 31, 2021 17,816 2,165                  
Increase (Decrease) in Stockholders' Equity                      
Net Income (Loss)             91,106       91,106
Net change in accumulated other comprehensive income (loss)               (33,853)     (33,853)
Dividends declared on Common Stock:                      
Dividends declared on Common Stock         (24,122) (2,679)     (24,122) (2,679)  
Stock options exercised, net of shares withheld     2 50             52
Stock options exercised, net of shares withheld (in shares) 3                    
Conversion of Class B to Class A Common Shares (in shares) 5 (5)                  
Repurchase of Class A Common Stock     (60) (1,940)     (10,577)       (12,577)
Repurchase of Class A Common Stock (in shares) (273)                    
Net change in notes receivable on Class A Common Stock       61             61
Deferred director compensation expense - Class A Common Stock       503             503
Deferred director compensation expense - Class A Common Stock (in shares) 6                    
Deferred designed key employee compensation expense - Class A Common Stock       725             725
Employee stock purchase plan - Class A Common Stock     4 690             694
Employee stock purchase plan - Class A Common Stock (in shares) 16                    
Stock-based awards, Performance stock units       152             152
Stock-based awards, Restricted stock       937             937
Stock-based awards, Restricted stock (in shares) 12                    
Stock options       560             560
Balance at end of period at Dec. 31, 2022     4,648 141,694     742,250 (31,979)     856,613
Balance (in shares) at Dec. 31, 2022 17,585 2,160                  
Increase (Decrease) in Stockholders' Equity                      
Net Income (Loss)             90,374       90,374
Net change in accumulated other comprehensive income (loss)               11,571     11,571
Dividends declared on Common Stock:                      
Dividends declared on Common Stock         $ (26,002) $ (2,933)     $ (26,002) $ (2,933)  
Stock options exercised, net of shares withheld     1 340     (343)       (2)
Stock options exercised, net of shares withheld (in shares) 1                    
Conversion of Class B to Class A Common Shares (in shares) 5 (5)                  
Repurchase of Class A Common Stock     (100) (3,319)     (16,860)       (20,279)
Repurchase of Class A Common Stock (in shares) (456)                    
Net change in notes receivable on Class A Common Stock       49             49
Deferred director compensation expense - Class A Common Stock     2 767             769
Deferred designed key employee compensation expense - Class A Common Stock       671             671
Deferred designed key employee compensation expense - Class A Common Stock (In shares) 7                    
Employee stock purchase plan - Class A Common Stock     3 735             738
Employee stock purchase plan - Class A Common Stock (in shares) 16                    
Stock-based awards, Performance stock units       (281)             (281)
Stock-based awards, Restricted stock     (1) 694     1       694
Stock-based awards, Restricted stock (in shares) 45                    
Stock options       774             774
Balance at end of period at Dec. 31, 2023     $ 4,553 $ 142,124     $ 786,487 $ (20,408)     $ 912,756
Balance (in shares) at Dec. 31, 2023 17,203 2,155