Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Statement of Financial Position [Abstract]
Accumulated Depreciation, Furniture and equipment	$ 21	$ 6
Preferred stock, par or stated value per share (in dollars per share)	$ 0.001	$ 0.001
Preferred Stock, Shares Authorized	5,000,000	5,000,000
Preferred Stock, Shares Issued	0	0
Preferred Stock, Shares Outstanding	0	0
Common stock, par or stated value per share (in dollars per share)	$ 0.001	$ 0.001
Common Stock, Shares Authorized	75,000,000	75,000,000
Common Stock, Shares, Issued	21,469,109	12,164,852
Common Stock, Shares, Outstanding	21,469,109	12,164,852