Employee Benefit Plans (Details) - USD ($) $ in Thousands	3 Months Ended
	May 28, 2016	May 30, 2015
Components of net periodic benefit cost
Interest cost	$ 139	$ 142
Expected return on assets	(10)	(34)
Amortization of unrecognized net loss	56	62
Net periodic benefit cost	$ 185	$ 170