Fair Value Measurements - Summary of Recognized Assets and Liabilities (Details) - Fair Value, Measurements, Recurring - Non-qualified deferred compensation plan - USD ($) $ in Thousands	May 27, 2017	Feb. 25, 2017	May 28, 2016
Level 1
Assets
Non-qualified deferred compensation plan	$ 4,688	$ 5,517	$ 5,478
Level 2
Assets
Non-qualified deferred compensation plan	0	0	0
Level 3
Assets
Non-qualified deferred compensation plan	$ 0	$ 0	$ 0