Intangible Assets and Goodwill (Details 3) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014		Dec. 31, 2013
Goodwill [Line Items]
Gross value before accumulated impairment			$ 1,734,871	[1]
Accumulated impairment			0
Other	(6,486)	[2]
Goodwill, before reclassifications	1,728,385
Goodwill	1,728,385		1,734,871
Discontinued operations
Goodwill [Line Items]
Gross value before accumulated impairment			9,353	[1]
Accumulated impairment			0
Other	(9,353)	[2]
Goodwill, before reclassifications	0
Goodwill			9,353
North America Mailing | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			326,665	[1]
Accumulated impairment			0
Other	(966)	[2]
Goodwill, before reclassifications	325,699
Goodwill			326,665
International Mailing | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			182,261	[1]
Accumulated impairment			0
Other	(301)	[2]
Goodwill, before reclassifications	181,960
Goodwill			182,261
Small & Medium Business Solutions | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			508,926	[1]
Accumulated impairment			0
Other	(1,267)	[2]
Goodwill, before reclassifications	507,659
Goodwill			508,926
Production Mail | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			118,060	[1]
Accumulated impairment			0
Other	382	[2]
Goodwill, before reclassifications	118,442
Goodwill			118,060
Presort Services | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			195,140	[1]
Accumulated impairment			0
Other	0	[2]
Goodwill, before reclassifications	195,140
Goodwill			195,140
Enterprise Business Solutions | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			313,200	[1]
Accumulated impairment			0
Other	382	[2]
Goodwill, before reclassifications	313,582
Goodwill			313,200
Digital Commerce Solutions | Continuing Operations
Goodwill [Line Items]
Gross value before accumulated impairment			903,392	[1]
Accumulated impairment			0
Other	3,752	[2]
Goodwill, before reclassifications	907,144
Goodwill			$ 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.