Stockholders' Equity - Common Stock (Details) - USD ($) shares in Millions, $ in Billions	Jan. 19, 2016	Feb. 02, 2015
Class of Stock [Line Items]
Number of shares issued (in shares)		108.6
Common Stock
Class of Stock [Line Items]
Number of shares issued (in shares)	173.4
Value of common stock issued	$ 1.7

Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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