Non-Cash Share-Based Employee Compensation (Details Narrative) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020	Aug. 24, 2020	Sep. 06, 2019	Sep. 06, 2018	Jun. 04, 2018
Non-cash share-based employee compensation expense	$ 33,000	$ 30,000	$ 65,000	$ 60,000
Restricted stock units outstanding	122,533		122,533		147,038
Restricted Stock Units [Member]
Non-cash share-based employee compensation expense	$ 25,000	$ 68,000	$ 128,000	$ 89,000
Fair value per award						$ 40,000	$ 40,000	$ 20,000	$ 20
Aggregate grant date fair value						$ 240,000	$ 280,000	$ 140,000	$ 140
Ryan Turner [Member] | Restricted Stock Units [Member]
Unvested stock units							10,389	4,050
Lewis Johnson [Member] | Restricted Stock Units [Member]
Unvested stock units						24,505	30	24,505