Note 3 - Cash and Cash Equivalents (Details) - USD ($) $ in Millions	3 Months Ended
May. 30, 2015	Feb. 28, 2015
Cash and Cash Equivalents [Abstract]
Number of Business Days for Settlement of Credit and Debit Card Receivables	5 days
Credit and Debit Card Receivables, at Carrying Value	$ 94.7	$ 90.3

Amount due the Entity as a result of customers utilizing point of sale debit or credit cards in exchange transactions with the entity which are short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify under that definition.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Cash Equivalents

-URI http://asc.fasb.org/extlink&oid=6507016

Name:	us-gaap_CreditAndDebitCardReceivablesAtCarryingValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant