COMMITMENTS AND CONTINGENCIES - LESSEE MATURITY ANALYSIS OF LIABILITIES (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Operating leases
2023	$ 74
2024	80
2025	70
2026	67
2027	55
Thereafter	558
Total undiscounted lease payments	904
Less: imputed interest	(323)
Total lease liabilities	581	$ 519
Less: current lease liabilities	(53)	(49)
Long-term lease liabilities	528	470
Finance leases
2023	222
2024	212
2025	206
2026	204
2027	202
Thereafter	2,111
Total undiscounted lease payments	3,157
Less: imputed interest	(1,814)
Total finance leases	1,343	1,335
Less: current lease liabilities	(57)	(43)
Long-term debt and finance leases	1,286	1,292
Purchased-Power Contracts
Operating leases
2023	12
2024	12
2025	12
2026	12
2027	12
Thereafter	94
San Diego Gas and Electric Company
Operating leases
2023	34
2024	40
2025	33
2026	32
2027	30
Thereafter	177
Total undiscounted lease payments	346
Less: imputed interest	(65)
Total lease liabilities	281	185
Less: current lease liabilities	(32)	(26)
Long-term lease liabilities	249	159
Finance leases
2023	201
2024	195
2025	190
2026	190
2027	189
Thereafter	2,094
Total undiscounted lease payments	3,059
Less: imputed interest	(1,803)
Total finance leases	1,256	1,274
Less: current lease liabilities	(39)	(32)
Long-term debt and finance leases	1,217	1,242
SoCalGas
Operating leases
2023	13
2024	11
2025	10
2026	8
2027	0
Thereafter	0
Total undiscounted lease payments	42
Less: imputed interest	(2)
Total lease liabilities	40	56
Less: current lease liabilities	(11)	(15)
Long-term lease liabilities	29	41
Finance leases
2023	21
2024	17
2025	16
2026	14
2027	13
Thereafter	17
Total undiscounted lease payments	98
Less: imputed interest	(11)
Total finance leases	87	61
Less: current lease liabilities	(18)	(11)
Long-term debt and finance leases	$ 69	$ 50