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FHLB Advances, Other Borrowings and Junior Subordinated Notes Subordinated notes payable and junior subordinated notes payable (Details) - USD ($) $ in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2014 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014 | Aug. 26, 2014
Subordinated Borrowing [Line Items] |  |  |  |  |
Borrowed funds |  | $ 69,680 | $ 44,730 |  |
Repayment of subordinated notes payable |  | 0 | 0 | $ 4,000 |
Junior subordinated notes |  | 10,004 | 9,990 |  |
Debt issuance costs, unamortized |  | 311 |  |  |
Subordinated Debt |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Fixed rate |  |  |  |  | 6.50%
Subordinated debt - third party financial institution |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Subordinated notes payable |  | 1,700 |  |  |
Subordinated debt - private placement |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Subordinated notes payable |  | 6,200 |  |  |
Junior subordinated notes |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Junior subordinated notes |  | $ 10,315 |  |  |
Fixed rate |  | 10.50% |  |  |
Subordinated debt - private placement |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Subordinated debt, fixed interest rate |  | 7.50% |  |  |
Subordinated Debt |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Borrowed funds |  | $ 22,498 | $ 22,440 |  |
London Interbank Offered Rate (LIBOR) | Subordinated debt - third party financial institution |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 4.75% |  |  |  |
Aslin Group, Inc. | Subordinated Debt - Issued to fund mergers |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Subordinated notes payable |  |  |  |  | $ 15,000
Minimum | Interest rate floor debt | Subordinated debt - third party financial institution |  |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |  |
Fixed rate |  | 6.00% |  |  |

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- Definition Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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