Note C - Revenue from Contracts with Customers - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Total Revenues	$ 41,601	$ 54,686	$ 82,123	$ 113,836
Transferred over Time [Member]
Total Revenues	38,325	50,353	75,087	103,128
Transferred at Point in Time [Member]
Total Revenues	3,276	4,333	7,036	10,708
Agency and Digital Services [Member]
Total Revenues	4,640	6,406	9,709	12,638
Agency and Digital Services [Member] | Transferred over Time [Member]
Total Revenues	4,543	6,314	9,473	12,507
Agency and Digital Services [Member] | Transferred at Point in Time [Member]
Total Revenues	97	92	236	131
Contact Centers [Member]
Total Revenues	18,437	16,332	30,242	32,070
Contact Centers [Member] | Transferred over Time [Member]
Total Revenues	18,437	16,332	30,242	32,070
Contact Centers [Member] | Transferred at Point in Time [Member]
Total Revenues
B2B [Member]
Total Revenues	14,200	11,074	25,412	23,859
Database Marketing Solutions [Member]
Total Revenues	5,124	5,947	10,308	12,839
Database Marketing Solutions [Member] | Transferred over Time [Member]
Total Revenues	4,403	5,367	9,005	11,473
Database Marketing Solutions [Member] | Transferred at Point in Time [Member]
Total Revenues	721	580	1,303	1,366
Consumer Brands [Member]
Total Revenues	12,586	11,888	23,640	24,051
Direct Mail, Logistics and Fulfillment [Member]
Total Revenues	13,400	26,001	31,864	56,289
Direct Mail, Logistics and Fulfillment [Member] | Transferred over Time [Member]
Total Revenues	10,942	22,340	26,367	47,078
Direct Mail, Logistics and Fulfillment [Member] | Transferred at Point in Time [Member]
Total Revenues	2,458	3,661	5,497	9,211
Financial Service [Member]
Total Revenues	6,877	12,250	14,982	25,215
Health Care [Member]
Total Revenues	3,964	5,061	8,172	9,689
Retail [Member]
Total Revenues	3,361	10,639	8,622	22,949
Transportation [Member]
Total Revenues	$ 613	$ 3,774	$ 1,295	$ 8,073