Sale of Equity Securities

9 Months Ended

Sep. 30, 2019

Equity [Abstract]

Sale of Equity Securities

7. Sale of Equity Securities

On February 27, 2019, the Company completed the sale of 3,833,334 shares of its common stock in a follow-on underwritten public offering at a price to the public of $150.00 per share, resulting in net proceeds of $560.9 million after deducting commissions and underwriting discounts and offering costs paid by the Company.