Related Party Transactions (Details) (USD $) In Millions, unless otherwise specified		12 Months Ended
Jul. 03, 2011	Jan. 01, 2012 Old Credit Facility [Member] Lender	Jan. 01, 2012 New Credit Facility [Member] Lender	Jan. 01, 2012 Bank of New York Mellon Corporation [Member] Old Credit Facility [Member]	Jan. 01, 2012 Bank of New York Mellon Corporation [Member] New Credit Facility [Member]
Related Party Transactions (Textual) [Abstract]
Number of lenders		13	12
Maximum capacity under credit facility	$ 590.0			$ 590.0	$ 550.0
Line of credit facility, committed		$ 90.0	$ 45.0

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 129

-Paragraph 2, 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant