Fair Value Measurements - Summary of Assets and Liabilities Measured at Fair Value as of Measurement Date (Detail) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Thousands	Nov. 25, 2016	Feb. 29, 2016	Nov. 27, 2015
Assets measured on a recurring basis:
Deferred compensation plan assets	$ 12,079	$ 11,158	$ 12,090
Investment in equity securities	56,112	33,230	42,000
Assets measured on a recurring basis	68,191	44,388	54,090
Liabilities measured on a recurring basis:
Deferred compensation plan liabilities	13,111	12,064	13,045
Fair Value, Inputs, Level 1 [Member]
Assets measured on a recurring basis:
Deferred compensation plan assets	10,834	9,936	10,814
Investment in equity securities	56,112	33,230	42,000
Assets measured on a recurring basis	66,946	43,166	52,814
Liabilities measured on a recurring basis:
Deferred compensation plan liabilities	10,834	9,936	10,814
Fair Value, Inputs, Level 2 [Member]
Assets measured on a recurring basis:
Deferred compensation plan assets	1,245	1,222	1,276
Assets measured on a recurring basis	1,245	1,222	1,276
Liabilities measured on a recurring basis:
Deferred compensation plan liabilities	$ 2,277	$ 2,128	$ 2,231