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CONDENSED STATEMENT OF CHANGES IN STOCKHOLDERS’ EQUITY - USD ($) | Total | Common Stock | Preferred Stock | Treasury Stock | Additional Paid in Capital | Retained Earnings
--- | --- | --- | --- | --- | --- | ---
Balance at beginning of period at Dec. 31, 2018 |  | $ 533,000 | $ 0 | $ (38,030,000) | $ 239,827,000 | $ 510,282,000
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Treasury stock purchase |  |  |  | (1,970,000) |  |
Stock compensation |  |  |  |  | 1,108,000 |
Dividends paid |  |  |  |  |  | (2,606,000)
Other |  |  |  |  | (527,000) |
Net income | $ 110,447,000 |  |  |  |  | 110,447,000
Balance at end of period at Mar. 31, 2019 | 819,064,000 | 533,000 | 0 | (40,000,000) | 240,408,000 | 618,123,000
Balance at beginning of period at Dec. 31, 2019 | 765,582,000 | 533,000 | 0 | (50,576,000) | 243,932,000 | 571,693,000
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Treasury stock purchase |  |  |  | 0 |  |
Stock compensation |  |  |  |  | 1,605,000 |
Dividends paid |  |  |  |  |  | (2,598,000)
Other |  |  |  |  | (1,012,000) |
Net income | 21,545,000 |  |  |  |  | 21,545,000
Balance at end of period at Mar. 31, 2020 | $ 785,122,000 | $ 533,000 | $ 0 | $ (50,576,000) | $ 244,525,000 | $ 590,640,000

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