Accumulated Other Comprehensive Income (Loss) and Equity - Narratives (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions			12 Months Ended
		Jun. 14, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Accumulated Other Comprehensive Income (Loss)
Common stock, par value (usd per share)			$ 0.01	$ 0.01
Proceeds form issuance of shares			$ 0.0	$ 295.8	$ 0.0
Common Stock
Accumulated Other Comprehensive Income (Loss)
New shares issued (shares)	[1]			4,030
IPO | Common Stock
Accumulated Other Comprehensive Income (Loss)
New shares issued (shares)		4,025
Common stock, par value (usd per share)		$ 0.01
Stock price (usd per share)		$ 73.50
Proceeds form issuance of shares		$ 295.8
Equity issuance cost		$ 9.5

[1] Equity issuance costs were $9.5 during the year ended December 31, 2019.