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Repurchase Agreements - Schedule of Repurchase Agreements (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount	$ 16,813	$ 15,246
US Federal Treasury Obligations [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount	319	416
US Federal Agency Obligations [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount	4,423	5,626
Agency Mortgage-backed Securities [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount	12,071	9,204
Overnight and Continuous [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount	16,813	15,246
Overnight and Continuous [Member] | US Federal Treasury Obligations [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount	319	416
Overnight and Continuous [Member] | US Federal Agency Obligations [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount	4,423	5,626
Overnight and Continuous [Member] | Agency Mortgage-backed Securities [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount	12,071	9,204
Up to 30 Days [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
Up to 30 Days [Member] | US Federal Treasury Obligations [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
Up to 30 Days [Member] | US Federal Agency Obligations [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
Up to 30 Days [Member] | Agency Mortgage-backed Securities [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
30 - 90 Days [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
30 - 90 Days [Member] | US Federal Treasury Obligations [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
30 - 90 Days [Member] | US Federal Agency Obligations [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
30 - 90 Days [Member] | Agency Mortgage-backed Securities [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
Greater Than 90 Days [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
Greater Than 90 Days [Member] | US Federal Treasury Obligations [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
Greater Than 90 Days [Member] | US Federal Agency Obligations [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount
Greater Than 90 Days [Member] | Agency Mortgage-backed Securities [Member]
Assets Sold under Agreements to Repurchase [Line Items]
Assets sold under agreements to repurchase, carrying amount

X

- Definition

Carrying amount of assets sold under agreements to repurchase when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under repurchase agreements exceeds 10 percent of total assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(m)(1)(i)(A)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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