Common Stock and Related Matters - Dividends Declared And Or Paid (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended		12 Months Ended
		Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Dividends Payable [Line Items]
Dividends Declared per Share of Common Stock		$ 0.35	$ 0.35
Dividend Declared [Member]
Dividends Payable [Line Items]
Accrued preferred dividends payable date		May 15, 2023		Feb. 15, 2023
Total Common Dividends Declared		$ 114.7		$ 80.5
Amount of Common Dividends Paid or To Be Paid		113.0		79.3
Accrued Dividends	[1]	$ 1.7		$ 1.2
Dividends Declared per Share of Common Stock		$ 0.50000		$ 0.35000

[1] Represents accrued dividends on restricted stock and restricted stock units that are payable upon vesting.