Investment Securities - Amortized Cost and Fair Value (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Scheduled of amortized cost and fair value of securities pledged as collateral
Amortized Cost	$ 227,154	$ 229,189
Fair Value	232,918	232,917
Other securities pledged
Scheduled of amortized cost and fair value of securities pledged as collateral
Amortized Cost	21,164	19,333
Fair Value	22,214	19,850
Washington and Oregon State to Secure Public Deposits [Member]
Scheduled of amortized cost and fair value of securities pledged as collateral
Amortized Cost	179,570	187,700
Fair Value	184,231	190,773
Repurchase Agreements [Member]
Scheduled of amortized cost and fair value of securities pledged as collateral
Amortized Cost	26,420	22,156
Fair Value	$ 26,473	$ 22,294

Scheduled of amortized cost and fair value of securities pledged as collateral.

No definition available.

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- Definition

Amount of securities, mortgage loans, or other financial instruments pledged as collateral for deposits.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 405
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818

+ 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

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- Details

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- Details

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