Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Reclassifications Out of Accumulated Other Comprehensive Income/ (Loss) (Details)

v3.7.0.1
Stockholders' Equity (Reclassifications Out of Accumulated Other Comprehensive Income/ (Loss) (Details) - USD ($)
$ in Millions
3 Months Ended
Apr. 29, 2017
Apr. 30, 2016
Other Comprehensive Income (Loss), Net of Tax [Abstract]    
Total, net of tax $ 25 $ 3