Note 3 - Balance Sheet Components (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

Schedule of Additional Balance Sheet Components [Table Text Block]

	March 31, 2021			December 31, 2020
Cash, cash equivalents and restricted cash:
Cash	$	23,993		$	23,977
Cash equivalents		66,221			68,390
		90,214			92,367
Restricted cash		522			525
	$	90,736		$	92,892
Inventories:
Finished goods	$	3,275		$	3,071
Raw materials		635			1,047
Reserve for obsolescence		(283	)		(339	)
	$	3,627		$	3,779
Other accrued expenses:
Sales returns	$	182		$	189
Employee-related expense		879			1,149
Warehousing, inventory-related and other		609			584
	$	1,670		$	1,922
Deferred revenue:
Unshipped product and unredeemed product vouchers	$	2,117		$	1,005
Auto ship advances		1,946			1,977
Other		106			109
	$	4,169		$	3,091