ACQUISTIONS, DIVESTITURES AND DISCONTINUED OPERATIONS - Discontinued Operations (Details) - USD ($) $ in Millions	1 Months Ended		12 Months Ended
	Jun. 30, 2020	Apr. 30, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income from discontinued operations, net of income tax			$ 0	$ 0	$ 1,850
Earnings attributable to noncontrolling interests			0	0	(10)
Earnings from discontinued operations attributable to common shares			$ 0	$ 0	$ 1,840
Discontinued Operation, Gain (Loss) on Disposal, Statement of Income or Comprehensive Income [Extensible Enumeration]					Income from discontinued operations, net of income tax
Discontinued Operations, Held-for-sale | Sempra South American Utilities
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
After tax gain on sale					$ 2,899
Revenues					570
Cost of sales					(364)
Operating expenses					(66)
Interest and other					(3)
Income before income taxes and equity earnings					3,036
Income tax expense					(1,186)
Equity earnings					0
Income from discontinued operations, net of income tax					1,850
Earnings from discontinued operations attributable to common shares					1,840
Cumulative foreign currency translation adjustments					$ 645
Discontinued Operations, Held-for-sale | Sempra South American Utilities | Luz Del Sur
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale		$ 3,549
Pretax gain on sale		2,271
After tax gain on sale		$ 1,499
Discontinued Operations, Held-for-sale | Sempra South American Utilities | Chilquinta Energia
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale	$ 2,216
Pretax gain on sale	628
After tax gain on sale	$ 248
Discontinued Operations, Held-for-sale | Sempra South American Utilities | Luz Del Sur
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership interest (as a percent)		83.60%
Discontinued Operations, Held-for-sale | Sempra South American Utilities | Chilquinta Energia
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership interest (as a percent)	100.00%
Discontinued Operations, Held-for-sale | Sempra South American Utilities | Eletrans
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership interest (as a percent)	50.00%