Compensation Plans - Information Pertaining to Share-based Compensation Issued (Parenthetical) (Details) - Share Based Compensation [Member] - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
2023 Executive Management Incentive Plan [Member] | Equity Awards Issued in the First Quarter of 2024 [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation recorded as liability included in accounts payable and other liabilities					$ 14.8
Share-based compensation expense	$ 0.8		$ 1.6		3.3
2022 Executive Management Incentive Plan [Member] | Equity Awards Issued in the First Quarter of 2023 [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based compensation expense		$ 0.6		$ 1.3	$ 2.6