Available for Sale Securities (Continuous Unrealized Loss Position) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months Fair Value	$ 6,634	$ 10,173
Less Than 12 Months Unrealized Losses	(99)	(74)
12 Months or More Fair Value	1,735	5,431
12 Months or More Unrealized Losses	(8)	(46)
Total Fair Value	8,369	15,604
Total Unrealized Losses	(107)	(120)
US States and Political Subdivisions Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months Fair Value	1,638	2,569
Less Than 12 Months Unrealized Losses	(27)	(17)
12 Months or More Fair Value	1,052	1,059
12 Months or More Unrealized Losses	(1)	(4)
Total Fair Value	2,690	3,628
Total Unrealized Losses	(28)	(21)
Collateralized Mortgage Backed Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months Fair Value	3,982	7,604
Less Than 12 Months Unrealized Losses	(53)	(57)
12 Months or More Fair Value	683	4,372
12 Months or More Unrealized Losses	(7)	(42)
Total Fair Value	4,665	11,976
Total Unrealized Losses	(60)	$ (99)
Corporate Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Less Than 12 Months Fair Value	1,014
Less Than 12 Months Unrealized Losses	(19)
Total Fair Value	1,014
Total Unrealized Losses	$ (19)