Goodwill (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Goodwill [Line Items]
Goodwill, Gross	$ 842,471		$ 842,471		$ 842,471
Goodwill, Impaired, Accumulated Impairment Loss	(213,585)		(213,585)		(206,000)
Goodwill	628,886		628,886		636,471
Goodwill, Impairment Loss	(7,585)	0	(7,585)	0
Shared Mail
Goodwill [Line Items]
Goodwill, Gross	721,384		721,384		721,384
Goodwill, Impaired, Accumulated Impairment Loss	(187,200)		(187,200)		(187,200)
Goodwill	534,184		534,184		534,184
Goodwill, Impairment Loss			0
Neighborhood Targeted
Goodwill [Line Items]
Goodwill, Gross	5,325		5,325		5,325
Goodwill, Impaired, Accumulated Impairment Loss	(3,985)		(3,985)		0
Goodwill	1,340		1,340		5,325
Goodwill, Impairment Loss			3,985
Free Standing Inserts (FSI)
Goodwill [Line Items]
Goodwill, Gross	22,357		22,357		22,357
Goodwill, Impaired, Accumulated Impairment Loss	0		0		0
Goodwill	22,357		22,357		22,357
Goodwill, Impairment Loss			0
International, Digital Media and Services
Goodwill [Line Items]
Goodwill, Gross	93,405		93,405		93,405
Goodwill, Impaired, Accumulated Impairment Loss	(22,400)		(22,400)		(18,800)
Goodwill	71,005		71,005		74,605
Goodwill, Impairment Loss			$ 3,600