Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED BALANCE SHEETS (Parenthetical)

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CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Dec. 31, 2018
Dec. 31, 2017
Statement of Financial Position [Abstract]    
Preferred stock, par value (usd per share) $ 0.0001 $ 0.0001
Preferred Stock, Shares Authorized 25,000,000 25,000,000
Preferred stock, shares issued (shares) 0 0
Preferred stock, shares outstanding (shares) 0 0
Common stock, par value (usd per share) $ 0.0001 $ 0.0001
Common stock, shares authorized (shares) 550,000,000 550,000,000
Common stock, shares issued (shares) 69,551,000 67,400,000
Common Stock, Shares, Outstanding 69,551,000 67,400,000