Note 3 - Contracts With Customers (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Disaggregation of Revenue [Table Text Block]

	2022		2021		2020
Subscription services recognized ratably over time	$	141,981	$	137,008	$	122,499
Services recognized at a point in time		4,231		3,216		2,932
Fixed, non-subscription recognized over time		3,134		3,065		2,907
Unit price services recognized over time		2,222		4,665		4,939
Total revenue	$	151,568	$	147,954	$	133,277

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

	December 31, 2022		December 31, 2021
Accounts receivables	$	14,461	$	13,728
Contract assets included in other current assets	$	102	$	99
Deferred revenue	$	15,198	$	17,213

	2022						2021
	Contract Asset			Deferred Revenue			Contract Asset			Deferred Revenue
	Increase (Decrease)
Revenue recognized that was included in deferred revenue at beginning of year due to completion of services	$	-		$	(17,170	)	$	-		$	(15,631	)
Increases due to invoicing of client, net of amounts recognized as revenue		-			15,081			-			16,694
Decreases due to completion of services (or portion of services) and transferred to accounts receivable		(99	)		-			(311	)		-
Change due to cumulative catch-up adjustments arising from changes in expected contract consideration		-			74			-			326
Increases due to revenue recognized in the period with additional performance obligations before invoicing		102			-			99			-