13. Commitments and Contingencies (Details Narrative) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Commitments and Contingencies Disclosure [Abstract]
Royalty commitment	$ 133	$ 164
Purchase commitment of inventory	$ 5,324

Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

No definition available.