Loans and Allowance for Loan Losses Schedule of Troubled Debt Restructured Loans (Details) $ in Thousands |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|---|
|
Jun. 30, 2017
USD ($)
loans
|
Jun. 30, 2016
loans
|
Jun. 30, 2017
USD ($)
loans
|
Jun. 30, 2016
loans
|
Jun. 30, 2017
USD ($)
|
Jun. 30, 2016
USD ($)
|
Dec. 31, 2016
USD ($)
|
|
| Loans and Allowance for Loan Losses [Abstract] | |||||||
| Loans, modifications | $ 360 | $ 360 | $ 360 | $ 426 | |||
| Financing Receivable, Modifications, Number of Contracts | loans | 0 | 0 | 0 | 0 | |||
| Financing Receivable, Modifications, Subsequent Default, Recorded Investment | 0 | $ 20 | |||||
| Troubled Debt Restructured Loans Included in Nonaccrual | $ 360 | $ 360 | $ 360 | $ 426 | |||