The accumulated amount of amortization of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

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The amount of amortization expense expected to be recognized for the remainder of the finite-lived intangible asset useful life after the fifth succeeding fiscal year.

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The amount of amortization expense expected to be recognized during year four of the five succeeding fiscal years.

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The amount of amortization expense expected to be recognized during year one of the five succeeding fiscal years.

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Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

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Intangible Assets and Goodwill (Details) (USD $)	3 Months Ended		9 Months Ended
Intangible Assets and Goodwill (Details) (USD $)	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010	Dec. 31, 2010
Finite lived intangible assets
Finite Lived Intangible Assets Amortization Expense	$ 14,000,000	$ 15,000,000	$ 43,000,000	$ 48,000,000
Finite lived intangible assets future amortization expense
Year ended December 31, 2012	51,241,000
Year ended December 31, 2013	46,979,000
Year ended December 31, 2014	40,880,000
Year ended December 31, 2015	33,926,000
Thereafter	56,278,000
Total	243,349,000
Remaining for year ended December 31, 2011	14,045,000
Goodwill
Goodwill	2,248,942,000		2,248,942,000		2,306,793,000
Goodwill Impairment	45,650,000	0	45,650,000	0
Customer Relationships [Member]
Finite lived intangible assets
Finite lived intangible assets, gross	426,136,000		426,136,000		453,523,000
Finite lived intangible assets accumulated amortization	(239,486,000)		(239,486,000)		(229,143,000)
Finite lived intangible assets, net	186,650,000		186,650,000		224,380,000
Supplier Relationships [Member]
Finite lived intangible assets
Finite lived intangible assets, gross	29,000,000		29,000,000		29,000,000
Finite lived intangible assets accumulated amortization	(18,367,000)		(18,367,000)		(16,192,000)
Finite lived intangible assets, net	10,633,000		10,633,000		12,808,000
Software And Technology [Member]
Finite lived intangible assets
Finite lived intangible assets, gross	170,910,000		170,910,000		172,188,000
Finite lived intangible assets accumulated amortization	(129,447,000)		(129,447,000)		(118,390,000)
Finite lived intangible assets, net	41,463,000		41,463,000		53,798,000
Trademark And Trade Name [Member]
Finite lived intangible assets
Finite lived intangible assets, gross	36,141,000		36,141,000		36,322,000
Finite lived intangible assets accumulated amortization	(31,766,000)		(31,766,000)		(30,224,000)
Finite lived intangible assets, net	4,375,000		4,375,000		6,098,000
Noncompete Agreements [Member]
Finite lived intangible assets
Finite lived intangible assets, gross	7,690,000		7,690,000		7,845,000
Finite lived intangible assets accumulated amortization	(7,462,000)		(7,462,000)		(7,486,000)
Finite lived intangible assets, net	228,000		228,000		359,000
Total Intangible Assets [Member]
Finite lived intangible assets
Finite lived intangible assets, gross	669,877,000		669,877,000		698,878,000
Finite lived intangible assets accumulated amortization	(426,528,000)		(426,528,000)		(401,435,000)
Finite lived intangible assets, net	243,349,000		243,349,000		297,443,000
North America Mailing [Member]
Goodwill
Other	(1,047,000)
Goodwill	356,871,000		356,871,000		357,918,000
International Mailing [Member]
Goodwill
Other	(584,000)
Goodwill	180,946,000		180,946,000		181,530,000
Small And Medium Business Solutions [Member]
Goodwill
Other	(1,631,000)
Goodwill	537,817,000		537,817,000		539,448,000
Production Mail [Member]
Goodwill
Other	280,000
Goodwill	141,756,000		141,756,000		141,476,000
Software [Member]
Goodwill
Other	(6,404,000)
Goodwill	671,697,000		671,697,000		678,101,000
Management Services [Member]
Goodwill
Other	(4,449,000)
Goodwill	489,984,000		489,984,000		494,433,000
Mail Services [Member]
Goodwill
Other	3,000
Goodwill	213,455,000		213,455,000		259,102,000
Marketing Services [Member]
Goodwill
Other	0
Goodwill	194,233,000		194,233,000		194,233,000
Enterprise Business Solutions [Member]
Goodwill
Other	(10,570,000)
Goodwill	$ 1,711,125,000		$ 1,711,125,000		$ 1,767,345,000