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FDIC Loss-sharing Asset and Covered Assets (Tables) | 12 Months Ended
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Dec. 31, 2016
Covered Assets And FDIC Loss Sharing Asset [Line Items] |
FDIC Loss-sharing Asset | The following table shows a detailed analysis of the FDIC loss-sharing asset for the years ending December 31, 2016 and 2015:
|  | 2016 |  | 2015
|  | (in thousands)
Balance at beginning of period |  | $ | 6,568 |  |  | $ | 15,174 |
Adjustments not reflected in income: |  |  |  |
Cash paid to (received from) the FDIC, net |  | 705 |  |  | (2,794 | )
FDIC reimbursable recoveries, net |  | (1,153 | ) |  | (1,802 | )
Adjustments reflected in income: |  |  |  |
Amortization, net |  | (2,829 | ) |  | (6,184 | )
Loan impairment |  | 301 |  |  | 2,268 |
Sale of other real estate |  | 148 |  |  | (1,237 | )
Valuation adjustments of other real estate |  | (22 | ) |  | 1,158 |
Other |  | (183 | ) |  | (15 | )
Balance at end of period |  | $ | 3,535 |  |  | $ | 6,568 |
Schedule of FDIC Loss-Sharing Agreements and Covered Assets [Table Text Block] | The following table presents information about the composition of the FDIC loss-sharing asset, the clawback liability, and the non-single family and the single family covered assets as of the date indicated:
|  | December 31, 2016
|  | Columbia River Bank |  | American Marine Bank |  | Summit Bank |  | First Heritage Bank |  | Total
|  | (in thousands)
FDIC loss-sharing asset |  | $ | 101 |  |  | $ | 1,866 |  |  | $ | 1,426 |  |  | $ | 142 |  |  | $ | 3,535 |
Clawback liability |  | $ | 3,433 |  |  | $ | 1,269 |  |  | $ | — |  |  | $ | 731 |  |  | $ | 5,433 |
Non-single family covered assets |  | $ | 57,017 |  |  | $ | 9,059 |  |  | $ | 5,066 |  |  | $ | 12,037 |  |  | $ | 83,179 |
Single family covered assets |  | $ | 6,121 |  |  | $ | 18,517 |  |  | $ | 4,420 |  |  | $ | 1,448 |  |  | $ | 30,506 |
Loss-sharing expiration dates: |  |  |  |  |  |  |  |  |  |
Non-single family |  | Expired |  | Expired |  | Expired |  | Expired |  |
Single family |  | First Quarter 2020 |  | First Quarter 2020 |  | Second Quarter 2021 |  | Second Quarter 2021 |  |
Loss recovery expiration dates: |  |  |  |  |  |  |  |  |  |
Non-single family |  | First Quarter 2018 |  | First Quarter 2018 |  | Second Quarter 2019 |  | Second Quarter 2019 |  |
Single family |  | First Quarter 2020 |  | First Quarter 2020 |  | Second Quarter 2021 |  | Second Quarter 2021 |  |
Clawback settlement dates |  | First Quarter 2020 |  | First Quarter 2020 |  | Third Quarter 2021 |  | Third Quarter 2021 |  |

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