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Condensed Parent Only Financial Information Condensed Income Statement (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
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |
Net interest expense | $ 18,474 | $ 16,776 | $ 16,852 | $ 17,754 | $ 17,115 | $ 17,094 | $ 16,931 | $ 16,202 | $ 69,856 | $ 67,342
Non-interest income |  |  |  |  |  |  |  |  |  |
Total non-interest income | 7,189 | 5,792 | 5,805 | 4,638 | 4,648 | 4,871 | 3,982 | 4,667 | 23,423 | 18,167
Non-interest expense | 16,773 | 14,716 | 17,464 | 17,742 | 18,244 | 15,746 | 14,467 | 13,907 | 66,695 | 62,363
Loss before income tax benefit and equity in undistributed net income of consolidated subsidiaries | 7,418 | 6,503 | 5,977 | 4,601 | 2,536 | 6,765 | 3,867 | 4,486 | 24,499 | 17,654
Income tax benefit | 1,650 | 1,418 | (595) | (1,298) | (1,528) | 1,464 | 578 | 837 | 1,175 | 1,351
Net income | $ 5,768 | $ 5,085 | $ 6,572 | $ 5,899 | $ 4,064 | $ 5,301 | $ 3,289 | $ 3,649 | 23,324 | 16,303
Parent company |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |
Net interest expense |  |  |  |  |  |  |  |  | 2,949 | 2,703
Non-interest income |  |  |  |  |  |  |  |  |  |
Consulting and rental income from consolidated subsidiaries |  |  |  |  |  |  |  |  | 20,468 | 20,267
Other non-interest income |  |  |  |  |  |  |  |  | 84 | 33
Total non-interest income |  |  |  |  |  |  |  |  | 20,552 | 20,300
Non-interest expense |  |  |  |  |  |  |  |  | 24,121 | 22,866
Loss before income tax benefit and equity in undistributed net income of consolidated subsidiaries |  |  |  |  |  |  |  |  | 6,518 | 5,269
Income tax benefit |  |  |  |  |  |  |  |  | 1,659 | 1,478
Loss before equity in undistributed net income of consolidated subsidiaries |  |  |  |  |  |  |  |  | 4,859 | 3,791
Equity in undistributed net income of consolidated subsidiaries |  |  |  |  |  |  |  |  | 28,183 | 20,094
Net income |  |  |  |  |  |  |  |  | $ 23,324 | $ 16,303

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