Debt - Additional Information (Detail) (USD $)	6 Months Ended					1 Months Ended	6 Months Ended		12 Months Ended				6 Months Ended		6 Months Ended
	Aug. 30, 2013	Aug. 09, 2013	Feb. 28, 2013	Aug. 24, 2012	Aug. 09, 2013 Credit Agreement [Member]	Aug. 09, 2013 Accounts Receivable Facility [Member]	Aug. 30, 2013 Accounts Receivable Facility [Member]	Aug. 24, 2012 Accounts Receivable Facility [Member]	Feb. 28, 2013 Accounts Receivable Facility [Member]	Aug. 30, 2013 Letters of Credit [Member]	Aug. 30, 2013 7.375% Senior Notes, Due 2021 [Member]	Nov. 30, 2011 7.375% Senior Notes, Due 2021 [Member]	Aug. 30, 2013 Revolving Credit Facility [Member]	Aug. 09, 2013 Revolving Credit Facility [Member]	Aug. 30, 2013 Term Loan Facility [Member]	Aug. 09, 2013 Term Loan Facility [Member]	Aug. 30, 2013 Publicly Traded [Member]	Feb. 28, 2013 Publicly Traded [Member]	Aug. 24, 2012 Publicly Traded [Member]	Aug. 30, 2013 Non Publicly Traded [Member]	Feb. 28, 2013 Non Publicly Traded [Member]	Aug. 24, 2012 Non Publicly Traded [Member]
Debt Disclosure [Line Items]
Debt due within one year	$ 15,000,000		$ 0	$ 0
Interest on line of credit facility borrowings													3.20%		4.00%
Current borrowing capacity					600,000,000					129,100,000				250,000,000		350,000,000
Balances outstanding under the revolving credit facility										27,300,000
Aggregate principal amount of senior notes												225,000,000
Interest rate of debt											7.375%	7.375%
Fair value of Corporations publicly and non-publicly traded debt																	222,900,000	233,600,000	247,100,000	363,900,000	61,200,000	55,000,000
Carrying value of Corporations traded debt	563,480,000		286,381,000	280,181,000													225,200,000	225,200,000	225,200,000	363,900,000	61,200,000	55,000,000
Installment payment	10,000,000
Scheduled payments	5,000,000
Loan Facility and the Revolving Credit Facility	150,000,000
Discount amount on term loan facility		10,800,000
Available financing of receivables purchase agreement							50,000,000
Balances outstanding under the amended and restated receivables purchase agreement							$ 0	$ 0	$ 0
Federal fund rate						0.50%
Annual facility fee						80.00%