Customer Allowances and Discounts - Allowances and Discounts Trade Accounts Receivable (Detail) (USD $) In Thousands, unless otherwise specified	May 31, 2013	Feb. 28, 2013	May 25, 2012
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	$ 102,291	$ 99,530	$ 135,533
Allowance for seasonal sales returns [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	29,296	24,574	36,719
Allowance for outdated products [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	11,971	11,156	15,355
Allowance for doubtful accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	3,443	3,419	21,366
Allowance for marketing funds [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	27,305	28,610	28,987
Allowance for rebates [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	$ 30,276	$ 31,771	$ 33,106