Fair Value Measurements - Summary of Financial Assets and Liabilities Measured at Fair Value as of Measurement Date (Detail) (Fair Value, Measurements, Recurring [Member], USD $) In Thousands, unless otherwise specified	Aug. 29, 2014	Feb. 28, 2014	Aug. 30, 2013
Deferred Compensation Plan Assets [Member]
Assets measured on a recurring basis:
Assets measured on a recurring basis	$ 12,516	$ 12,285	$ 11,096
Deferred Compensation Plan Liabilities [Member]
Liabilities measured on a recurring basis:
Liabilities measured on a recurring basis	13,429	13,230	11,096
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Deferred Compensation Plan Assets [Member]
Assets measured on a recurring basis:
Assets measured on a recurring basis	10,599	10,289	8,545
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Deferred Compensation Plan Liabilities [Member]
Liabilities measured on a recurring basis:
Liabilities measured on a recurring basis	10,599	10,289	8,545
Level 2 [Member] | Deferred Compensation Plan Assets [Member]
Assets measured on a recurring basis:
Assets measured on a recurring basis	1,917	1,996	2,551
Level 2 [Member] | Deferred Compensation Plan Liabilities [Member]
Liabilities measured on a recurring basis:
Liabilities measured on a recurring basis	$ 2,830	$ 2,941	$ 2,551