Available for Sale Securities (Amortized Cost and Fair Value) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Debt Securities, Available-for-sale [Line Items]
Amortized cost	$ 53,596	$ 47,709
Gross unrealized gains	1,574	590
Gross unrealized losses	(107)	(120)
Estimated fair value	55,063	48,179
US Government Corporations and Agencies Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Amortized cost	866	944
Gross unrealized gains	22	14
Estimated fair value	888	958
US States and Political Subdivisions Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Amortized cost	10,957	8,590
Gross unrealized gains	205	36
Gross unrealized losses	(28)	(21)
Estimated fair value	11,134	8,605
Collateralized Mortgage Backed Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Amortized cost	39,222	35,095
Gross unrealized gains	1,312	486
Gross unrealized losses	(60)	(99)
Estimated fair value	40,474	35,482
Certificates of Deposit [Member]
Debt Securities, Available-for-sale [Line Items]
Amortized cost	750	1,000
Gross unrealized gains	25	17
Estimated fair value	775	1,017
Corporate Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Amortized cost	1,801	2,080
Gross unrealized gains	10	37
Gross unrealized losses	(19)
Estimated fair value	$ 1,792	$ 2,117

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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-Section 50
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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
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-Publisher FASB
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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=118942338&loc=SL82898722-210454

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