CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Dec. 31, 2020	Dec. 31, 2019
Statement of Financial Position [Abstract]
Preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized (in shares)	12,500,000	12,500,000
Preferred stock, shares, outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized (in shares)	250,000,000	250,000,000
Common stock, shares, issued (in shares)	180,178,308	176,975,628
Common stock, shares, outstanding (in shares)	179,794,586	176,591,907
Treasury stock, at cost (in shares)	383,722	383,722