6. Prepaid Expenses (Tables)

6 Months Ended

Jun. 30, 2019

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Prepaid expenses

	June 30, 2019		December 31, 2018
Prepaid corporate insurance	$	107	$	43
Prepaid software services and support		121		37
Prepaid tax liability deposit		45		48
Prepaid inventory deposits		-		61
Other prepaid expenses		48		55
Total prepaid expenses	$	321	$	244