Intangible Assets and Goodwill (Details 3) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014		Dec. 31, 2013
Goodwill [Line Items]
Gross value before accumulated impairment			$ 1,734,871	[1]
Accumulated impairment			0
Other	(39,884)	[2]
Goodwill	1,694,987		1,734,871
Discontinued operations
Goodwill [Line Items]
Gross value before accumulated impairment			9,353	[1]
Accumulated impairment			0
Other	(9,353)	[2]
Goodwill	0		9,353
North America Mailing | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			326,665	[1]
Accumulated impairment			0
Other	(11,737)	[2]
Goodwill	314,928		326,665
International Mailing | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			182,261	[1]
Accumulated impairment			0
Other	(11,136)	[2]
Goodwill	171,125		182,261
Small & Medium Business Solutions | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			508,926	[1]
Accumulated impairment			0
Other	(22,873)	[2]
Goodwill	486,053		508,926
Production Mail | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			118,060	[1]
Accumulated impairment			0
Other	(4,430)	[2]
Goodwill	113,630		118,060
Presort Services | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			195,140	[1]
Accumulated impairment			0
Other	0	[2]
Goodwill	195,140		195,140
Enterprise Business Solutions | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			313,200	[1]
Accumulated impairment			0
Other	(4,430)	[2]
Goodwill	308,770		313,200
Digital Commerce Solutions | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			903,392	[1]
Accumulated impairment			0
Other	(3,228)	[2]
Goodwill	$ 900,164		$ 903,392

[1] Includes the reallocation of certain goodwill from the Small & Medium Business Solutions segment group to the Digital Commerce Solutions segment and discontinued operations.

[2] Primarily represents the impact of foreign currency translation and the sale of DIS.