BENEFIT PLANS - Weighted Average Assumptions Used to Determine Benefit Obligations and Net Periodic Benefit Cost (Detail)	9 Months Ended		12 Months Ended
	Dec. 03, 2016	Nov. 29, 2014	Feb. 25, 2017	Feb. 27, 2016	Feb. 28, 2015
Benefit obligation assumptions:
Discount rate	4.10%	4.10%	4.25%		3.80%
Rate of compensation increase			0.00%	0.00%	0.00%
Net periodic benefit cost assumptions:
Discount rate			4.16%	3.80%
Rate of compensation increase			0.00%	0.00%	0.00%
Expected return on plan assets	6.50%	6.50%	6.50%	6.50%
Minimum
Benefit obligation assumptions:
Discount rate			3.78%	4.16%
Net periodic benefit cost assumptions:
Discount rate					4.10%
Expected return on plan assets					7.00%
Maximum
Benefit obligation assumptions:
Discount rate			3.92%	3.95%
Net periodic benefit cost assumptions:
Discount rate					4.65%
Expected return on plan assets					6.50%