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Investment Securities - Amortized Cost and Fair Value (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
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Scheduled of amortized cost and fair value of securities pledged as collateral |  |
Amortized Cost | $ 193,728 | $ 187,947
Fair Value | 199,276 | 194,890
Other securities pledged |  |
Scheduled of amortized cost and fair value of securities pledged as collateral |  |
Amortized Cost | 27,928 | 29,665
Fair Value | 28,679 | 30,717
Washington and Oregon State to Secure Public Deposits [Member] |  |
Scheduled of amortized cost and fair value of securities pledged as collateral |  |
Amortized Cost | 118,333 | 119,652
Fair Value | 122,419 | 124,228
Repurchase Agreements [Member] |  |
Scheduled of amortized cost and fair value of securities pledged as collateral |  |
Amortized Cost | 47,467 | 38,630
Fair Value | $ 48,178 | $ 39,945

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- Definition Scheduled of amortized cost and fair value of securities pledged as collateral. + References No definition available. + Details
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- Definition The sum of the fair values, as of the date of each statement of financial position presented, of securities that are restricted as collateral for the payment of related debt obligations, primarily secured borrowings and repurchase agreements, and that are reclassified and separately reported in the statement of financial position because the transferee has the right by contract or custom to sell or re-pledge them. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728 + Details
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