Customer Allowances and Discounts (Detail) (USD $) In Thousands, unless otherwise specified	Nov. 23, 2012	Feb. 29, 2012	Nov. 25, 2011
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	$ 112,637	$ 104,068	$ 122,639
Allowance for Seasonal Sales Returns [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	35,506	34,285	47,496
Allowance For Outdated Products [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	11,850	10,976	9,937
Allowance for Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	5,670	4,480	7,031
Allowance for Marketing Funds [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	29,599	26,679	29,710
Allowance For Rebates [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	$ 30,012	$ 27,648	$ 28,465