Note 4 - Balance Sheet Components (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Additional Balance Sheet Components [Table Text Block]

	December 31,
	2021			2020
Cash and cash equivalents:
Cash	$	17,281		$	23,977
Cash equivalents		66,562			68,390
		83,843			92,367
Restricted cash		522			525
	$	84,365		$	92,892
Inventories:
Finished goods	$	4,476		$	3,071
Raw materials		873			1,047
Reserve for obsolescence		(92	)		(339	)
	$	5,257		$	3,779
Property and equipment:
Office equipment	$	460		$	449
Office software		1,009			1,001
Machinery		22			30
Furniture and fixtures		252			254
Leasehold improvements		814			839
Construction in progress		173			41
Property and equipment, at cost		2,730			2,614
Accumulated depreciation and amortization		(2,267	)		(2,075	)
	$	463		$	539
Other accrued expenses:
Sales returns	$	137		$	189
Employee-related expense		988			1,149
Warehousing, inventory-related and other		808			584
	$	1,933		$	1,922
Deferred revenue:
Unshipped product and unredeemed product vouchers	$	6,525		$	1,005
Auto ship advances		1,901			1,977
Other		110			109
	$	8,536		$	3,091