Note P - Segment Reporting - Financial Information by Segment (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenues		$ 206,278	$ 194,596
Segment operating expense		188,443	178,039
Restructuring expense		0	6,359	$ 9,400	$ 11,800
Contribution margin		17,835	10,198
Overhead Allocation		0	0
EBITDA		17,835	10,198
Depreciation and amortization		2,728	2,559
Operating income		15,107	7,639
Intersegment Eliminations [Member]
Revenues		0	0
Segment operating expense		0	0
Restructuring expense		0	6,359
Contribution margin		0	(6,359)
Overhead Allocation		0	0
EBITDA		0	(6,359)
Depreciation and amortization		0	0
Operating income		0	(6,359)
Corporate, Non-Segment [Member]
Revenues		0	0
Segment operating expense		22,849	20,922
Restructuring expense		0	0
Contribution margin		(22,849)	(20,922)
Overhead Allocation		(10,580)	(10,499)
EBITDA		(12,269)	(10,423)
Depreciation and amortization		658	462
Operating income		(12,927)	(10,885)
Marketing Services [Member] | Operating Segments [Member]
Revenues		52,975	56,388
Segment operating expense		41,241	44,251
Restructuring expense		0	0
Contribution margin		11,734	12,137
Overhead Allocation		4,390	4,424
EBITDA		7,344	7,713
Depreciation and amortization		362	530
Operating income		6,982	7,183
Customer Care [Member] | Operating Segments [Member]
Revenues		67,205	74,691
Segment operating expense		52,173	59,200
Restructuring expense		0	0
Contribution margin		15,032	15,491
Overhead Allocation		2,865	2,922
EBITDA		12,167	12,569
Depreciation and amortization		884	849
Operating income		11,283	11,720
Fulfillment and Logistics Services [Member] | Operating Segments [Member]
Revenues	[1]	86,098	63,517
Segment operating expense	[1]	72,180	53,666
Restructuring expense	[1]	0	0
Contribution margin	[1]	13,918	9,851
Overhead Allocation	[1]	3,325	3,153
EBITDA	[1]	10,593	6,698
Depreciation and amortization		824	718
Operating income	[1]	$ 9,769	$ 5,980

[1] Operating expense in this segment includes $0.8 million favorable litigation settlement as well as the related legal expenses.