CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME/(LOSS) (USD $)
In Millions, unless otherwise specified
3 Months Ended
May 04, 2013
Apr. 28, 2012
Consolidated Statements of Comprehensive Income/(Loss) [Abstract]    
Net income/(loss) $ (348) $ (163)
Other comprehensive income/(loss), net of tax    
Unrealized gain/(loss) on REITs 3 27
Reclassification for amortization of net actuarial loss/(gain) 28 40
Reclassification for amortization of prior service cost/(credit) (1) (2)
Total other comprehensive income/(loss), net of tax 30 65
Total comprehensive income/(loss), net of tax $ (318) $ (98)