Condensed Consolidated Balance Sheets - Parenthetical - $ / shares	Mar. 31, 2017	Dec. 31, 2016
Statement of Financial Position [Abstract]
Common Stock, Par value per share (in dollars per share)	$ 0.001	$ 0.001
Common Stock, Shares authorized	300,000,000	300,000,000
Common Stock, Shares outstanding	77,911,859	71,409,015
Treasury stock, at cost (shares)	405,469	408,415