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Condensed Parent Only Financial Information Condensed Income Statement (Details) - USD ($) $ in Thousands | 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
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net interest expense | $ 15,358 | $ 14,883 | $ 15,479 | $ 14,888 | $ 16,753 | $ 15,295 | $ 15,741 | $ 15,539 | $ 60,609 | $ 63,328 | $ 58,640
Non-interest income |  |  |  |  |  |  |  |  |  |  |
Total non-interest income | 3,525 | 4,339 | 4,738 | 4,063 | 3,931 | 3,640 | 5,823 | 4,594 | 16,665 | 17,988 | 17,011
Non-interest expense | 14,859 | 14,231 | 14,221 | 13,560 | 14,523 | 15,753 | 13,458 | 12,699 | 56,871 | 56,433 | 47,374
Loss before income tax benefit and equity in undistributed net income of consolidated subsidiaries | 3,551 | 3,520 | 2,340 | 4,819 | 5,167 | (355) | 5,344 | 6,909 | 14,231 | 17,065 | 24,891
Income tax benefit | 486 | (936) | (454) | (1,422) | (1,199) | 3,020 | (1,621) | (2,356) | 2,326 | 2,156 | 8,377
Net income | $ 4,037 | $ 2,584 | $ 1,886 | $ 3,397 | $ 3,968 | $ 2,665 | $ 3,723 | $ 4,553 | 11,905 | 14,909 | 16,514
Parent company |  |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net interest expense |  |  |  |  |  |  |  |  | 2,744 | 2,799 | 2,777
Non-interest income |  |  |  |  |  |  |  |  |  |  |
Consulting and rental income from consolidated subsidiaries |  |  |  |  |  |  |  |  | 19,139 | 16,036 | 13,398
Other |  |  |  |  |  |  |  |  | 34 | 33 | 35
Total non-interest income |  |  |  |  |  |  |  |  | 19,173 | 16,069 | 13,433
Non-interest expense |  |  |  |  |  |  |  |  | 21,575 | 19,250 | 16,854
Loss before income tax benefit and equity in undistributed net income of consolidated subsidiaries |  |  |  |  |  |  |  |  | 5,146 | 5,980 | 6,198
Income tax benefit |  |  |  |  |  |  |  |  | 1,965 | 2,170 | 2,527
Loss before equity in undistributed net income of consolidated subsidiaries |  |  |  |  |  |  |  |  | 3,181 | 3,810 | 3,671
Equity in undistributed net income of consolidated subsidiaries |  |  |  |  |  |  |  |  | 15,086 | 18,719 | 20,185
Net income |  |  |  |  |  |  |  |  | $ 11,905 | $ 14,909 | $ 16,514

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- Definition Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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