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Earnings Per Share - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions				9 Months Ended
	May 17, 2021	Feb. 01, 2021	Jan. 27, 2021	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Sale Of Stock [Line Items]
Common stock, par value (in USD per share)			$ 0.01	$ 0.01		$ 0.01
Sale price to public (in USD per share)			$ 30.25
Underwriting discounts, commissions and other related costs related to offering				$ 12.7	$ 0.0
Conversion of Series A Preferred Stock into Common Stock
Sale Of Stock [Line Items]
Common stock, par value (in USD per share)	$ 0.01
Conversion of Series A Preferred Stock into Common Stock | Common Stock
Sale Of Stock [Line Items]
Shares of common stock issued in conversion (shares)	22,609,000
Public Offering
Sale Of Stock [Line Items]
Stock sold in offering (shares)		8,625,000
Net proceeds from stock offering		$ 260.9
Underwriting discounts, commissions and other related costs related to offering		$ 12.7
Firm Shares
Sale Of Stock [Line Items]
Stock sold in offering (shares)			7,500,000
Additional Shares Granted to Underwriters
Sale Of Stock [Line Items]
Stock sold in offering (shares)			1,125,000

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Face amount or stated value per share of common stock.

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