Note 2 - Revenue and Product Costs (Tables)

3 Months Ended

Mar. 31, 2024

Notes Tables

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

	Customer			Deferred
	Deposits			Revenue
Balance at January 1, 2024	$	1,002		$	544
Additions, net		20			124
Transfer to revenue		(1,002	)		(177	)
Balance at March 31, 2024	$	20		$	491
Current portion	$	20		$	363
Long-term portion	$	-		$	128