BENEFIT PLANS - Amounts Recognized in Consolidated Balance Sheets (Detail) - USD ($) $ in Millions	Feb. 27, 2016	Feb. 28, 2015
Pension Benefits
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Unfunded status at end of year	$ (545)	$ (532)
Other Postretirement Benefits
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Unfunded status at end of year	(39)	(78)
Other Pension Plan, Postretirement or Supplemental Plans
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Accrued vacation, compensation and benefits	5	8
Pension and other postretirement benefit obligations	8	10
Unfunded status at end of year	13	18
Accrued vacation, compensation and benefits | Pension Benefits
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Unfunded status at end of year	(2)	(2)
Accrued vacation, compensation and benefits | Other Postretirement Benefits
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Unfunded status at end of year	(4)	(6)
Pension and other postretirement benefit obligations | Pension Benefits
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Unfunded status at end of year	(543)	(530)
Pension and other postretirement benefit obligations | Other Postretirement Benefits
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Unfunded status at end of year	$ (35)	$ (72)