LINES OF CREDIT (Details) (USD $) In Millions, unless otherwise specified	Feb. 25, 2012 loc	Feb. 26, 2011
Lines of credit and letters of credit disclosures
Number of uncommitted lines of credit maintained	2
Outstanding letters of credit	$ 8.5	$ 7.9
Unsecured standby letters of credit maintained	61.3	64.5
Uncommitted line of credit - expiration date of September 2, 2012
Lines of credit and letters of credit disclosures
Uncommitted line of credit maintained	100
Uncommitted line of credit - expiration date of February 29, 2012
Lines of credit and letters of credit disclosures
Uncommitted line of credit maintained	$ 100

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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