Schedule of Other Current Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Other Liabilities Disclosure [Abstract]
Accrued diagnostic services	$ 4,353
Accrued commissions	639	461
Accrued payroll	240	464
Accrued expenses	467	304
Accrued returns	321	291
Accrued income tax payable	8	8
Accrued benefits and vacation	71	34
Deferred revenue	112	169
Total other current liabilities	$ 6,211	$ 1,731