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v3.22.1

CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-In Capital | Retained Earnings
--- | --- | --- | --- | ---
Balance at beginning of period (in shares) at Dec. 31, 2020 |  | 20,839,227 |  |
Balance at beginning of period at Dec. 31, 2020 | $ 1,045,252 | $ 4,282 | $ 707,209 | $ 333,761
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Restricted common stock issued (in shares) |  | 109 |  |
Stock used for tax withholdings (in shares) |  | (38) |  |
Exercise of stock options (in shares) |  | 429 |  |
Exercise of stock options | 15 |  | 15 |
Stock-based compensation | 1,612 |  | 1,612 |
Net income (loss) | (119) |  |  | (119)
Balance at end of period (in shares) at Mar. 31, 2021 |  | 20,839,727 |  |
Balance at end of period at Mar. 31, 2021 | 1,046,760 | $ 4,282 | 708,836 | 333,642
Balance at beginning of period (in shares) at Dec. 31, 2021 |  | 84,572,846 |  |
Balance at beginning of period at Dec. 31, 2021 | 4,654,998 | $ 4,912 | 4,199,108 | 450,978
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Restricted common stock issued (in shares) |  | 579,229 |  |
Restricted common stock issued | 6 | $ 6 |  |
Stock used for tax withholdings (in shares) |  | (215,811) |  |
Stock used for tax withholdings | (12,934) | $ (2) | (12,932) |
Exercise of stock options (in shares) |  | 5,294 |  |
Exercise of stock options | 178 |  | 178 |
Stock-based compensation | 8,090 |  | 8,090 |
Cash dividends, $1.2125 per share | (104,444) |  |  | (104,444)
Net income (loss) | 91,639 |  |  | 91,639
Balance at end of period (in shares) at Mar. 31, 2022 |  | 84,941,558 |  |
Balance at end of period at Mar. 31, 2022 | $ 4,637,533 | $ 4,916 | $ 4,194,444 | $ 438,173

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