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Consolidated Statement of Changes in Stockholders' Equity - USD ($)
$ in Thousands
Additional Paid In Capital [Member]
Common Stock [Member]
Additional Paid In Capital [Member]
Series G Preferred Stock [Member]
Additional Paid In Capital [Member]
Series H Preferred Stock [Member]
Additional Paid In Capital [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Common Stock [Member]
Series G Preferred Stock [Member]
Series H Preferred Stock [Member]
Total
Beginning balance at Dec. 31, 2018       $ 195,206 $ 38,405 $ (28,320) $ (5,076)       $ 200,215
Net income         21,034           21,034
Other comprehensive income             2,858       2,858
Issuance of stock $ 18,739 $ 5,310           $ 18,739 $ 5,310    
Exercise of stock options       16             16
Stock-based compensation expense       987             987
Dividends payable on Series C 6%, Series D 4.5%, Series F 6%, Series G 6%, and Series H 3.5% noncumulative perpetual preferred stock         (1,346)           (1,346)
Cash dividends on common stock ($0.56 per share)         (8,714)           (8,714)
Dividend Reinvestment Plan       385 (385)            
Stock Purchase Plan       374             374
Treasury stock utilized in Common Stock issuance (496,224 shares)       (5,707) (565) 6,272          
Ending balance at Dec. 31, 2019       215,310 48,429 (22,048) (2,218)       239,473
Net income         20,857           20,857
Other comprehensive income             2,013       2,013
Expense for issuance of Common Stock       (126)             (126)
Redemption of Series C and F Preferred Stock       (10,485)             (10,485)
Issuance of stock     $ 11,192             $ 11,192  
Exercise of stock options       5             5
Stock-based compensation expense       1,194             1,194
Dividends payable on Series C 6%, Series D 4.5%, Series F 6%, Series G 6%, and Series H 3.5% noncumulative perpetual preferred stock         (1,300)           (1,300)
Cash dividends on common stock ($0.56 per share)         (9,225)           (9,225)
Dividend Reinvestment Plan       426 (426)            
Stock Purchase Plan       483             483
Treasury Stock Purchases (500,000 shares)           (4,870)         (4,870)
Ending balance at Dec. 31, 2020       $ 217,999 $ 58,335 $ (26,918) $ (205)       $ 249,211