Note 6 - Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31,		December 31,
	2020		2019
Accrued bonuses	$	744	$	726
Accrued payroll and other related expenses		473		839
Deferred revenue - subscription rental program		345		662
Accrued professional fees		290		592
Current operating lease liabilities		132		268
Accrued inventory		87		474
Accrued sales commission		37		281
Customer contracts liabilities		17		108
Customer advances		14		53
Accrued interest		9		440
Other accruals		268		255
Total accrued liabilities	$	2,416	$	4,698