Leases, Long-term Lease Agreements Calssified as Operating Leases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Information about Leases [Abstract]
Lease liabilities	$ 1,052		$ 1,052
Operating Lease, Liability, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilities		us-gaap:OtherLiabilities
Right of use assets	$ 1,044		$ 1,044
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:OtherAssets		us-gaap:OtherAssets
Weighted average remaining lease term	4 years 7 months 28 days		4 years 7 months 28 days
Weighted average discount rate	2.39%		2.39%
Lease Cost [Abstract]
Operating lease cost	$ 91	$ 86	$ 179	$ 171
Total lease cost	91	86	179	171
Cash paid for amounts included in the measurement of lease liabilities	89	$ 84	177	$ 169
Lease payments due [Abstract]
Six months ending December 31, 2020	187		187
Twelve months ending December 31, 2021	242		242
Twelve months ending December 31, 2022	226		226
Twelve months ending December 31, 2023	142		142
Thereafter	366		366
Total undiscounted cash flows	1,163		1,163
Discount	(111)		(111)
Lease liabilities	$ 1,052		$ 1,052