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UNAUDITED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS’ EQUITY - USD ($)
$ in Thousands
Total
Common stock
Additional paid-in capital
Legal surplus
Retained earnings
Treasury stock
Accumulated other comprehensive (loss) income, net of tax
Balance at beginning of year at Dec. 31, 2021     $ 637,061 $ 117,677 $ 399,949 $ (150,572) $ 5,160
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Stock-based compensation expense     973        
Stock repurchased $ (33,479)         (33,479)  
Lapsed restricted stock units     (4,238)     3,334  
Transfer from retained earnings       3,712      
Net income 37,521       37,521    
Cash dividends declared on common stock [1]         (7,438)    
Transfer to legal surplus         (3,712)    
Other comprehensive income (loss), net of tax (25,798)           (25,798)
Balance at end of year at Mar. 31, 2022 1,040,035 $ 59,885 633,796 121,389 426,320 (180,717) (20,638)
Balance at beginning of year at Dec. 31, 2022 1,042,406 $ 59,885 636,793 133,901 516,371 (211,135) (93,409)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Stock-based compensation expense     965        
Stock repurchased (2,894)         (2,894)  
Lapsed restricted stock units     (2,973)     1,235  
Transfer from retained earnings       4,432      
Net income 46,229       46,229    
Cash dividends declared on common stock [1]         (10,527)    
Transfer to legal surplus 4,400       (4,432)    
Other comprehensive income (loss), net of tax 15,069           15,069
Balance at end of year at Mar. 31, 2023 $ 1,089,510   $ 634,785 $ 138,333 $ 547,641 $ (212,794) $ (78,340)
[1] Dividends declared per common share during the quarter ended March 31, 2023 - $0.22 (March 31, 2022 - $0.15).