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CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Total | Cumulative Effect, Period of Adoption, Adjustment | [1] | Common Stock | Retained Earnings | Retained Earnings Cumulative Effect, Period of Adoption, Adjustment | [1] | Accumulated Other Comprehensive Income (Loss), Net of Taxes
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance (in shares) at Dec. 31, 2019 |  |  | 13,577,008 |  |  |
Balance at Dec. 31, 2019 | $ 336,788 | $ (1,216) | $ 129,058 | $ 203,227 | $ (1,216) | $ 4,503
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 30,242 |  |  | 30,242 |  |
Other comprehensive income (loss) | 8,098 |  |  |  |  | 8,098
Stock options exercised, net of shares surrendered for cashless exercises and tax withholdings (in shares) |  |  | 65,407 |  |  |
Stock options exercised, net of shares surrendered for cashless exercises and tax withholdings | 1,304 |  | $ 1,304 |  |  |
Stock issued under employee stock purchase plan (in shares) |  |  | 2,392 |  |  |
Stock issued under employee stock purchase plan | 72 |  | $ 72 |  |  |
Stock issued under employee stock ownership plan (in shares) |  |  | 39,900 |  |  |
Stock issued under employee stock ownership plan | $ 1,289 |  | $ 1,289 |  |  |
Restricted stock granted (in shares) |  |  | 29,100 |  |  |
Restricted stock surrendered for tax withholdings upon vesting (in shares) | (10,001) |  | (2,200) |  |  |
Restricted stock surrendered for tax withholdings upon vesting | $ (73) |  | $ (73) |  |  |
Restricted stock forfeited/cancelled (in shares) |  |  | (14,314) |  |  |
Stock-based compensation - stock options | 319 |  | $ 319 |  |  |
Stock-based compensation - restricted stock | 884 |  | $ 884 |  |  |
Cash dividends paid on common stock | (12,506) |  |  | (12,506) |  |
Stock purchased by directors under director stock plan (in shares) |  |  | 1,146 |  |  |
Stock purchased by directors under director stock plan | 43 |  | $ 43 |  |  |
Stock issued in payment of director fees (in shares) |  |  | 5,723 |  |  |
Stock issued in payment of director fees | 217 |  | $ 217 |  |  |
Stock repurchased, including commissions (in shares) |  |  | (203,709) |  |  |
Stock repurchased, including commissions | (7,208) |  | $ (7,208) |  |  |
Balance (in shares) at Dec. 31, 2020 |  |  | 13,500,453 |  |  |
Balance at Dec. 31, 2020 | 358,253 |  | $ 125,905 | 219,747 |  | 12,601
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 33,228 |  |  | 33,228 |  |
Other comprehensive income (loss) | (14,625) |  |  |  |  | (14,625)
Stock options exercised, net of shares surrendered for cashless exercises and tax withholdings (in shares) |  |  | 36,338 |  |  |
Stock options exercised, net of shares surrendered for cashless exercises and tax withholdings | 463 |  | $ 463 |  |  |
Stock issued under employee stock purchase plan (in shares) |  |  | 2,648 |  |  |
Stock issued under employee stock purchase plan | 90 |  | $ 90 |  |  |
Stock issued under employee stock ownership plan (in shares) |  |  | 36,075 |  |  |
Stock issued under employee stock ownership plan | $ 1,330 |  | $ 1,330 |  |  |
Restricted stock granted (in shares) |  |  | 30,742 |  |  |
Restricted stock surrendered for tax withholdings upon vesting (in shares) | (27,929) |  | (4,211) |  |  |
Restricted stock surrendered for tax withholdings upon vesting | $ (166) |  | $ (166) |  |  |
Restricted stock forfeited/cancelled (in shares) |  |  | (3,848) |  |  |
Stock-based compensation - stock options | 491 |  | $ 491 |  |  |
Stock-based compensation - restricted stock | 481 |  | $ 481 |  |  |
Cash dividends paid on common stock | (13,107) |  |  | (13,107) |  |
Stock purchased by directors under director stock plan (in shares) |  |  | 1,034 |  |  |
Stock purchased by directors under director stock plan | 34 |  | $ 34 |  |  |
Stock issued in payment of director fees (in shares) |  |  | 6,443 |  |  |
Stock issued in payment of director fees | 217 |  | $ 217 |  |  |
Stock issued to American River Bankshares shareholders (in shares) |  |  | 3,441,235 |  |  |
Stock issued to American River Bankshares shareholders | 124,401 |  | $ 124,401 |  |  |
Stock repurchased, including commissions (in shares) |  |  | (1,117,666) |  |  |
Stock repurchased, including commissions | $ (40,722) |  | $ (40,722) |  |  |
Balance (in shares) at Dec. 31, 2021 | 15,929,243 |  | 15,929,243 |  |  |
Balance at Dec. 31, 2021 | $ 450,368 |  | $ 212,524 | 239,868 |  | (2,024)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 46,586 |  |  | 46,586 |  |
Other comprehensive income (loss) | (71,722) |  |  |  |  | (71,722)
Stock options exercised, net of shares surrendered for cashless exercises and tax withholdings (in shares) |  |  | 40,674 |  |  |
Stock options exercised, net of shares surrendered for cashless exercises and tax withholdings | 821 |  | $ 821 |  |  |
Stock issued under employee stock purchase plan (in shares) |  |  | 2,025 |  |  |
Stock issued under employee stock purchase plan | 62 |  | $ 62 |  |  |
Stock issued under employee stock ownership plan (in shares) |  |  | 38,000 |  |  |
Stock issued under employee stock ownership plan | $ 1,233 |  | $ 1,233 |  |  |
Restricted stock granted (in shares) |  |  | 46,672 |  |  |
Restricted stock surrendered for tax withholdings upon vesting (in shares) | (11,505) |  | (1,169) |  |  |
Restricted stock surrendered for tax withholdings upon vesting | $ (40) |  | $ (40) |  |  |
Restricted stock forfeited/cancelled (in shares) |  |  | (13,692) |  |  |
Stock-based compensation - stock options | 251 |  | $ 251 |  |  |
Stock-based compensation - restricted stock | 712 |  | $ 712 |  |  |
Cash dividends paid on common stock | (15,673) |  |  | (15,673) |  |
Stock purchased by directors under director stock plan (in shares) |  |  | 515 |  |  |
Stock purchased by directors under director stock plan | 16 |  | $ 16 |  |  |
Stock issued in payment of director fees (in shares) |  |  | 10,145 |  |  |
Stock issued in payment of director fees | 355 |  | $ 355 |  |  |
Stock repurchased, including commissions (in shares) |  |  | (23,275) |  |  |
Stock repurchased, including commissions | $ (877) |  | $ (877) |  |  |
Balance (in shares) at Dec. 31, 2022 | 16,029,138 |  | 16,029,138 |  |  |
Balance at Dec. 31, 2022 | $ 412,092 |  | $ 215,057 | $ 270,781 |  | $ (73,746)
[1] | Refer to Note 1, Summary of Accounting Policies, for information on the adoption of ASU 2016-13 in 2020.

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