Note 3 - Contracts With Customers (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Disaggregation of Revenue [Table Text Block]

	2019		2018
Subscription services recognized ratably over time	$	114,329	$	104,777
Services recognized at a point in time		4,992		4,775
Fixed, non-subscription recognized over time		2,766		3,163
Unit price services recognized over time		5,895		6,971
Total revenue	$	127,982	$	119,686

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

	December 31, 2019			December 31, 2018
Accounts receivables	$	11,639		$	11,922
Contract assets included in other current assets	$	103		$	53
Deferred revenue	$	(16,354	)	$	(16,244	)

	2019						2018
	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	$	-		$	(15,785	)	$	-		$	(16,372	)
Increases due to invoicing of client, net of amounts recognized as revenue		-			15,631			-			16,119
Decreases due to completion of services (or portion of services) and transferred to accounts receivable		(53	)		-			(74	)		-
Change due to cumulative catch-up adjustments arising from changes in expected contract consideration					264						(145	)
Decreases due to impairment		-			-			-			-
Increases due to revenue recognized in the period with additional performance obligations before invoicing		103			-			53			-