Schedule of Adoption of New Accounting Standards (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Operating lease right-of-use assets	$ 722
Total assets	18,325	$ 20,018
Total current liabilities	2,597	2,722
Deferred lease obligations		49
Operating lease liability	594
Total liabilities	10,523	10,031
Total shareholders' equity	7,802	9,987
Total liabilities and shareholders' equity	$ 18,325	20,018
Adoption of ASC 842 [Member]
Operating lease right-of-use assets		679
Total assets		20,744
Total current liabilities		2,849
Deferred lease obligations		0
Operating lease liability		599
Total liabilities		10,708
Total shareholders' equity		10,036
Total liabilities and shareholders' equity		20,744
Previously Reported [Member] | Adoption of ASC 842 [Member]
Operating lease right-of-use assets		0
Total assets		20,018
Total current liabilities		2,722
Deferred lease obligations		49
Operating lease liability		0
Total liabilities		10,031
Total shareholders' equity		9,987
Total liabilities and shareholders' equity		20,018
Restatement Adjustment [Member] | Adoption of ASC 842 [Member]
Operating lease right-of-use assets		726
Total assets		726
Total current liabilities		127
Deferred lease obligations		(49)
Operating lease liability		599
Total liabilities		677
Total shareholders' equity		49
Total liabilities and shareholders' equity		$ 726