Common Stock (Details) - Underwritten Public Offering [Member] $ / shares in Units, $ in Millions	1 Months Ended
	Jul. 31, 2019 USD ($) $ / shares shares
Subsidiary, Sale of Stock [Line Items]
Issuance of common stock (in shares) | shares	8,214,286
Offering price (in dollars per share) | $ / shares	$ 70.00
Net proceeds from stock offering | $	$ 548.7