Commercial Commitments (Details) - USD ($) $ in Millions		Dec. 31, 2023	Dec. 31, 2022
Guarantor Obligations [Line Items]
Total commercial commitments	[1]	$ 8.7	$ 10.9
Standby letters of credit [Member]
Guarantor Obligations [Line Items]
Total commercial commitments		8.7	9.0
Derivative | RRPF Joint Ventures [Member]
Guarantor Obligations [Line Items]
Total commercial commitments		$ 0.0	$ 1.9

[1] (1) There were no liabilities recorded on the balance sheet for commercial commitments at December 31, 2023 and December 31, 2022. As of December 31, 2023, our outstanding commitments expire in 2024 through 2026. We are not aware of any event that would require us to satisfy any of our commitments.