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Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Total
COMMON STOCK [Member]
CAPITAL SURPLUS [Member]
RETAINED EARNINGS [Member]
ACCUMULATED OTHER COMPREHENSIVE LOSS [Member]
Balance at beginning of period at Dec. 31, 2023   $ 32,933 $ 174,695 $ 1,276,305 $ (50,042)
Shares issued for stock-based compensation plans   190 6,002    
Net Income (Loss) $ 159,878     159,878  
Dividends on common stock       (43,611)  
Stock-based compensation arrangements     2,580    
Net change         25,645
Balance at end of period at Sep. 30, 2024 1,584,575 33,123 183,277 1,392,572 (24,397)
Balance at beginning of period at Jun. 30, 2024   33,022 178,806 1,348,905 (48,241)
Shares issued for stock-based compensation plans   101 3,526    
Net Income (Loss) 58,903     58,903  
Dividends on common stock       (15,236)  
Stock-based compensation arrangements     945    
Net change         23,844
Balance at end of period at Sep. 30, 2024 1,584,575 33,123 183,277 1,392,572 (24,397)
Balance at beginning of period at Dec. 31, 2024 1,621,187 33,217 187,062 1,433,768 (32,860)
Shares issued for stock-based compensation plans   112 4,488    
Net Income (Loss) 181,113     181,113  
Dividends on common stock       (46,927)  
Stock-based compensation arrangements     2,766    
Net change         20,062
Balance at end of period at Sep. 30, 2025 1,782,801 33,329 194,316 1,567,954 (12,798)
Balance at beginning of period at Jun. 30, 2025   33,272 190,698 1,521,631 (17,563)
Shares issued for stock-based compensation plans   57 2,561    
Net Income (Loss) 62,654     62,654  
Dividends on common stock       (16,331)  
Stock-based compensation arrangements     1,057    
Net change         4,765
Balance at end of period at Sep. 30, 2025 $ 1,782,801 $ 33,329 $ 194,316 $ 1,567,954 $ (12,798)