Debt - Long-Term Debt (Detail) (USD $) In Thousands, unless otherwise specified	Nov. 29, 2013	Feb. 28, 2013	Nov. 23, 2012
Debt Instrument [Line Items]
Long-term debt	$ 652,481	$ 286,381	$ 356,832
Current portion of term loan	(20,000)
Long-term debt, Non current	622,328	286,381	356,832
Term Loan [Member]
Debt Instrument [Line Items]
Long-term debt	350,000
7.375% Senior Notes, Due 2021 [Member]
Debt Instrument [Line Items]
Long-term debt	225,000	225,000	225,000
Revolving Credit Facility, Due 2017 [Member]
Debt Instrument [Line Items]
Long-term debt		61,200	131,651
Revolving Credit Facility, Due 2018 [Member]
Debt Instrument [Line Items]
Long-term debt	77,300
6.10% senior notes, due 2028 [Member]
Debt Instrument [Line Items]
Long-term debt	181	181	181
Term Loan Facility [Member]
Debt Instrument [Line Items]
Unamortized original issue discount	$ (10,153)