Business Segments (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013 segment	Mar. 31, 2012
Business Segments
Number of operating segments	2
Business segments, information about operations
Operating revenues	$ 178,332	$ 186,042
Operating income	10,174	13,976
Income from continuing operations before income taxes
Interest expense	(803)	(1,019)
Interest income	35	29
Other, net	1,218	(655)
Income from continuing operations before income taxes	10,624	12,331
Direct Marketing
Business segments, information about operations
Operating revenues	132,352	139,456
Operating income	12,822	15,653
Shoppers
Business segments, information about operations
Operating revenues	45,980	46,586
Operating income	770	1,245
Corporate Activities
Business segments, information about operations
Operating income	$ (3,418)	$ (2,922)