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Parent Company Only Condensed Financial Statements - Statements of Financial Operations (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
INCOME |  |  |  |  |  |  |  |  |  |  |
Other noninterest income |  |  |  |  |  |  |  |  | $ 4,204 | $ 5,505 | $ 2,201
EXPENSES |  |  |  |  |  |  |  |  |  |  |
Interest expense | $ 12,001 | $ 13,191 | $ 12,312 | $ 11,025 | $ 9,634 | $ 8,480 | $ 5,785 | $ 4,447 | 48,529 | 28,346 | 13,891
Other non-interest expense |  |  |  |  |  |  |  |  | 11,034 | 9,501 | 7,824
Benefit for income taxes | 4,497 | 5,923 | 5,075 | 4,798 | 6,460 | 5,402 | 1,064 | 1,321 | 20,293 | 14,247 | 19,099
NET INCOME | $ 15,852 | $ 15,342 | $ 13,211 | $ 12,597 | $ 17,121 | $ 14,536 | $ 2,768 | $ 6,768 | 57,002 | 41,193 | 21,695
Company |  |  |  |  |  |  |  |  |  |  |
INCOME |  |  |  |  |  |  |  |  |  |  |
Dividends from subsidiary |  |  |  |  |  |  |  |  | 13,500 | 2,900 | 2,800
Other noninterest income |  |  |  |  |  |  |  |  |  |  | 9
Total income |  |  |  |  |  |  |  |  | 13,500 | 2,900 | 2,809
EXPENSES |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  | 2,984 | 2,716 | 2,782
Other non-interest expense |  |  |  |  |  |  |  |  | 1,768 | 3,214 | 1,804
Total expenses |  |  |  |  |  |  |  |  | 4,752 | 5,930 | 4,586
Income (loss) before provision for income taxes and equity in undistributed income of subsidiary |  |  |  |  |  |  |  |  | 8,748 | (3,030) | (1,777)
Benefit for income taxes |  |  |  |  |  |  |  |  | (1,323) | (1,549) | (1,166)
Income (loss) before equity in undistributed income of subsidiary |  |  |  |  |  |  |  |  | 10,071 | (1,481) | (611)
Equity in undistributed income of subsidiary |  |  |  |  |  |  |  |  | 46,931 | 42,674 | 22,306
NET INCOME |  |  |  |  |  |  |  |  | $ 57,002 | $ 41,193 | $ 21,695

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