XML 66 R46.htm IDEA: XBRL DOCUMENT v3.4.0.3
Segment Reporting - Reconciliation of Segment Assets to Total Assets (Details) - USD ($)
$ in Millions
Apr. 30, 2016
Jan. 30, 2016
May. 02, 2015
Segment Reporting Information 2 [Line Items]      
Total assets $ 39,908 $ 40,262 $ 40,268
Assets of discontinued operations      
Segment Reporting Information 2 [Line Items]      
Total assets 435 397 607
Segment assets      
Segment Reporting Information 2 [Line Items]      
Total assets 39,457 39,845 39,606
Unallocated assets      
Segment Reporting Information 2 [Line Items]      
Total assets $ 16 $ 20 $ 55