Commitments and Contingent Liabilities (Tables)

12 Months Ended

Dec. 31, 2023

Commitments and Contingencies Disclosure [Abstract]

Schedule of Forward Purchase and Sales Commitment Arrangement

Forward purchases and sales commitments under power, gas and other arrangements as of December 31, 2023 consisted of:

Year	Purchases		Sales
	(Millions)
2024	$	1,513	$	285
2025	246		161
2026	116		58
2027	83		34
2028	51		6
Thereafter	1,005		56
Totals	$	3,014	$	600