FHLB Advances, Other Borrowings and Junior Subordinated Notes FHLB Borrowings (Details) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Line of Credit Facility [Line Items] | ||
| Borrowed funds | $ 69,680 | $ 44,730 |
| Loans pledged as collateral for Federal Home Loan Bank advances and unused available credit | 326,400 | 75,000 |
| Collateralized mortgage obligations pledged as collateral for Federal Home Loan Bank advances and unused available credit | 20,700 | 21,700 |
| FHLB advances and other borrowings | ||
| Line of Credit Facility [Line Items] | ||
| Federal Home Loan Bank line of credit maximum available | 347,100 | |
| Federal Home Loan Bank unused line remaining | 313,600 | |
| Line of credit, amount outstanding | 0 | 0 |
| FHLB advances and other borrowings | ||
| Line of Credit Facility [Line Items] | ||
| Borrowed funds | $ 33,600 | $ 8,197 |
| FHLB advances and other borrowings | Minimum | ||
| Line of Credit Facility [Line Items] | ||
| Fixed rate | 0.83% | 0.89% |
| FHLB advances and other borrowings | Maximum | ||
| Line of Credit Facility [Line Items] | ||
| Fixed rate | 4.43% | 4.96% |