Stockholders' Equity

9 Months Ended

Oct. 31, 2017

Equity [Abstract]

Stockholders' Equity

Stockholders’ Equity

Preferred Stock

We have 20,000,000 authorized shares of undesignated preferred stock, the rights, preferences and privileges of which may be designated from time to time by our board of directors. As of October 31, 2017, there were no shares of preferred stock issued or outstanding.

Class A and Class B Common Stock

We have two classes of authorized common stock, Class A common stock and Class B common stock. As of October 31, 2017, we had 2,000,000,000 shares of Class A common stock authorized with a par value of $0.0001 per share and 250,000,000 shares of Class B common stock authorized with a par value of $0.0001 per share. As of October 31, 2017, 109,177,866 shares of Class A common stock were issued and outstanding and 106,837,859 shares of Class B common stock were issued and outstanding.