Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Cash flows from operating activities:
Net income	$ 689	$ 1,103
Adjustments to reconcile net income (loss) to net cash flows from operating activities:
Losses (gains) on marketable securities, net	123	(699)
Depreciation and amortization	1,025	1,063
Allowance for equity funds	(83)	(49)
Equity (income) loss, net of distributions	87	68
Net power cost deferrals	63	(504)
Amortization of net power cost deferrals	81	130
Other changes in regulatory assets and liabilities	(42)	(26)
Deferred income taxes and investment tax credits, net	(81)	(11)
Other, net	(8)	15
Changes in other operating assets and liabilities, net of effects from acquisitions:
Trade receivables and other assets	67	161
Derivative collateral, net	(24)	(225)
Pension and other postretirement benefit plans	(2)	(7)
Accrued property, income and other taxes, net	(353)	(177)
Accounts payable and other liabilities	113	(106)
Wildfires insurance receivable	350	(41)
Wildfires liability	(19)	400
Net cash flows from operating activities	1,986	1,095
Cash flows from investing activities:
Capital expenditures	(2,153)	(1,848)
Purchases of marketable securities	(100)	(106)
Proceeds from sales of marketable securities	108	1,091
Purchases of U.S. Treasury Bills	0	(1,519)
Proceeds from maturities of U.S. Treasury Bills	0	623
Equity method investments	(17)	(19)
Other, net	13	0
Net cash flows from investing activities	(2,149)	(1,778)
Cash flows from financing activities:
Repayments of BHE senior debt	0	(400)
Proceeds from subsidiary debt	5,084	0
Repayments of subsidiary debt	(103)	(136)
Net (repayments of) proceeds from short-term debt	(2,618)	699
Distributions to noncontrolling interests	(40)	(126)
Other, net	(10)	(17)
Net cash flows from financing activities	2,313	20
Effect of exchange rate changes	(2)	1
Net change in cash and cash equivalents and restricted cash and cash equivalents	2,148	(662)
Cash and cash equivalents and restricted cash and cash equivalents at beginning of period	1,811	1,817
Cash and cash equivalents and restricted cash and cash equivalents at end of period	$ 3,959	$ 1,155