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Securities Available for Sale - Schedule of Amortized Cost and Approximate Fair Values of Securities (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Amortized Cost	$ 11,388	$ 11,771
Gross Unrealized Gains		10
Gross Unrealized Losses	(398)	(344)
Fair Value	10,990	11,437
Collateralized Mortgage Obligations [Member]
Amortized Cost	8,507	8,806
Gross Unrealized Gains
Gross Unrealized Losses	(386)	(340)
Fair Value	8,121	8,466
SBA Pools Securities [Member]
Amortized Cost	2,881	2,965
Gross Unrealized Gains		10
Gross Unrealized Losses	(12)	(4)
Fair Value	$ 2,869	$ 2,971

X

- Definition

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	debit
Period Type:	instant

X

- Definition

Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27161-111563

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X

- Definition

Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

No definition available.

+ Details

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X

- Definition

This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

+ References

No definition available.

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X

- Details

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