Stockholders' Equity (Preferred Stock) (Details)
Jan. 28, 2017
|Stockholders' Equity Note [Abstract]|
|Preferred Stock, Shares Authorized||25,000,000|
The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.
Reference 1: http://www.xbrl.org/2003/role/presentationRef