Financings and Capitalization (Schedule of Supplier Finance Program) (Details) - NorthStar Clean Energy's Supplier Financing Program - NorthStar Clean Energy $ in Millions	12 Months Ended
Dec. 31, 2024 USD ($)
Supplier Finance Program, Obligation [Roll Forward]
Balance of payables under suppler financing program at beginning of period	$ 0
Payables confirmed	22
Balance of payables under suppler financing program at end of period	$ 22

Amount of obligation for supplier finance program.

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Balance Type:	credit
Period Type:	instant