XML 67 R49.htm IDEA: XBRL DOCUMENT v3.7.0.1
RESERVES FOR CLOSED PROPERTIES AND PROPERTY, PLANT AND EQUIPMENT-RELATED IMPAIRMENT CHARGES - Property, Plant and Equipment (Details) - USD ($)
$ in Millions
12 Months Ended
Feb. 25, 2017
Feb. 27, 2016
Feb. 28, 2015
Restructuring and Related Activities [Abstract]      
Carrying value $ 80 $ 1 $ 1
Fair value measured using Level 3 inputs 35 0 0
Impairment charges $ 45 $ 1 $ 1