Note 1 - Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Amortization of Capitalized Contract Cost [Table Text Block]

	Three months ended June 30, 2022		Three months ended June 30, 2021		Six months ended June 30, 2022		Six months ended June 30, 2021
	(In thousands)
Direct Expenses	$	35	$	41	$	71	$	73
Selling, general and administrative expenses		404		740		875		1,363
Total amortization	$	439	$	781	$	946	$	1,436

Financing Receivable, Allowance for Credit Loss [Table Text Block]

	Balance at Beginning of Period		Bad Debt Expense (Benefit)			Write-offs		Recoveries		Balance at End of Period
Six months ended June 30, 2022	$	94	$	(10	)	$	22	$	3	$	65
Six months ended June 30, 2021	$	120	$	25		$	47	$	9	$	107

Fair Value, by Balance Sheet Grouping [Table Text Block]

	Level 1		Level 2		Level 3		Total
	(In thousands)
As of June 30, 2022
Money Market Funds	$	2,507	$	-	$	-	$	2,507
Total Cash Equivalents	$	2,507	$	-	$	-	$	2,507
As of December 31, 2021
Money Market Funds	$	6,306	$	-	$	-	$	6,306
Total Cash Equivalents	$	6,306	$	-	$	-	$	6,306

	June 30, 2022		December 31, 2021
	(In thousands)
Total carrying amount of long-term debt	$	24,493	$	26,620
Estimated fair value of long-term debt	$	24,364	$	27,708