GENERAL INFORMATION AND OTHER FINANCIAL DATA - CREDIT LOSSES (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Feb. 28, 2025	Dec. 31, 2024
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 514	$ 533
Provisions for expected credit losses	(4)	42
Write-offs	(48)	(50)
Ending balance	462	525
Related Party | Third-Pary
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Maximum off-balance-sheet arrangement			$ 85
Accounts receivable – trade, net
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts receivable - trade and other, net	395			$ 447
Accounts receivable – other, net
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts receivable - trade and other, net	56			53
Other long-term assets
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Other long-term assets	11			14
Other long-term assets | KKR Pinnacle
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Other long-term assets	5			5
Deferred credits and other | Cameron LNG JV
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Allowance for credit losses	5			5
Deferred Credits and Other | Related Party | Third-Pary
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Other long-term assets	2
Other current liabilities | Related Party | Third-Pary
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts receivable - trade and other, net	9
SDG&E
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	114	144
Provisions for expected credit losses	15	6
Write-offs	(20)	(17)
Ending balance	109	133
SDG&E | Accounts receivable – trade, net
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts receivable - trade and other, net	76			81
SDG&E | Accounts receivable – other, net
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts receivable - trade and other, net	26			25
SDG&E | Other long-term assets
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Other long-term assets	7			8
SoCalGas
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	285	331
Provisions for expected credit losses	9	26
Write-offs	(28)	(33)
Ending balance	266	$ 324
SoCalGas | Accounts receivable – trade, net
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts receivable - trade and other, net	232			251
SoCalGas | Accounts receivable – other, net
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts receivable - trade and other, net	30			28
SoCalGas | Other long-term assets
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Other long-term assets	$ 4			$ 6