Customer Allowances and Discounts (Detail) (USD $) In Thousands, unless otherwise specified	Aug. 24, 2012	Feb. 29, 2012	Aug. 26, 2011
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	$ 114,869	$ 104,068	$ 107,013
Allowance for Seasonal Sales Returns [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	24,127	34,285	25,015
Allowance for Outdated Products [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	11,785	10,976	13,405
Allowance for Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	21,474	4,480	7,579
Allowance for Marketing Funds [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	29,459	26,679	31,477
Allowance for Rebates [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Allowances and discounts on trade accounts receivables	$ 28,024	$ 27,648	$ 29,537