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Parent Company Only Condensed Financial Statements - Statements of Financial Operations (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
INCOME |  |  |  |  |  |  |  |  |  |  |
Other noninterest income |  |  |  |  |  |  |  |  | $ 2,201,000 | $ 4,927,000 | $ 2,720,000
EXPENSES |  |  |  |  |  |  |  |  |  |  |
Interest expense | $ 3,805,000 | $ 3,632,000 | $ 3,504,000 | $ 2,950,000 | $ 2,524,000 | $ 1,792,000 | $ 1,674,000 | $ 1,757,000 | 13,891,000 | 7,747,000 | 6,631,000
Other non-interest expense |  |  |  |  |  |  |  |  | 8,852,000 | 8,120,000 | 9,456,000
Provision (benefit) for income taxes | 11,851,000 | (1,390,000) | 4,094,000 | 4,544,000 | (61,023,000) | 9,000 | 9,000 | (240,000) | 19,099,000 | (61,245,000) | 307,000
NET INCOME (LOSS) | $ (766,000) | $ 9,755,000 | $ 6,146,000 | $ 6,560,000 | $ 63,915,000 | $ 1,565,000 | $ 2,601,000 | $ (1,352,000) | 21,695,000 | 66,729,000 | (14,974,000)
Company |  |  |  |  |  |  |  |  |  |  |
INCOME |  |  |  |  |  |  |  |  |  |  |
Dividends from subsidiary |  |  |  |  |  |  |  |  | 2,800,000 |  |
Other noninterest income |  |  |  |  |  |  |  |  | 9,000 | 57,000 |
Total Income |  |  |  |  |  |  |  |  | 2,809,000 | 57,000 |
EXPENSES |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  | 2,782,000 | 2,460,000 | 2,295,000
Other non-interest expense |  |  |  |  |  |  |  |  | 1,804,000 | 381,000 | 312,000
Total Expenses |  |  |  |  |  |  |  |  | 4,586,000 | 2,841,000 | 2,607,000
Loss before provision for income taxes and equity in undistributed income (loss) of subsidiary |  |  |  |  |  |  |  |  | (1,777,000) | (2,784,000) | (2,607,000)
Provision (benefit) for income taxes |  |  |  |  |  |  |  |  | (1,166,000) | 204,000 | 8,000
Loss before equity in undistributed income (loss) of subsidiary |  |  |  |  |  |  |  |  | (611,000) | (2,988,000) | (2,615,000)
Equity in undistributed income (loss) of subsidiary |  |  |  |  |  |  |  |  | 22,306,000 | 69,717,000 | (12,359,000)
NET INCOME (LOSS) |  |  |  |  |  |  |  |  | $ 21,695,000 | $ 66,729,000 | $ (14,974,000)

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