Receivables (Narrative) (Details) (USD $)	9 Months Ended
Sep. 27, 2014	Sep. 28, 2013
Receivables [Abstract]
Client cash collections	$ 2,600,000,000	$ 2,300,000,000
Cash collections received from third party arrangements with nonrecourse payment assignments	$ 61,100,000	$ 44,900,000

Cash receipts from customers during the current period which are usually for sales of goods and services.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585

Name:	us-gaap_ProceedsFromCustomers
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration