Deposits - Interest Expense Recognized on Interest Bearing Deposits (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Interest Expense, Deposits [Abstract]
Interest bearing demand deposits	$ 316	$ 364	$ 417
NOW	524	478	427
Savings	308	314	258
Money market	181	146	157
CDAR's	0	0	0
Time deposits	8,931	5,653	2,503
Brokered Deposits	1,120	305	0
Interest Expense, Deposits, Total	$ 11,380	$ 7,260	$ 3,762

Aggregate amount of interest expense on all deposits.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.6)
-URI http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260

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Amount of interest expense on domestic brokered deposit liabilities.

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Amount of interest expense on domestic certificates of deposit liabilities.

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Amount of interest expense on domestic demand deposit liabilities.

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Amount of interest expense on domestic money market demand account deposit liabilities.

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Amount of interest expense on domestic notice of withdrawal demand deposit liabilities.

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Amount of interest expense on domestic savings deposit liabilities.

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Amount of interest expense on time deposit liabilities.

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