Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net (loss) income	$ 2,302	$ 4,518
Adjustments to reconcile net income to net cash flows from operating activities:
Losses (gains) on marketable securities, net	1,999	(1,142)
Depreciation and amortization	3,197	2,834
Allowance for equity funds	(123)	(90)
Equity income, net of distributions	249	346
Changes in regulatory assets and liabilities	(843)	(518)
Deferred income taxes and investment tax credits, net	(350)	661
Other, net	53	(88)
Changes in other operating assets and liabilities, net of effects from acquisitions:
Trade receivables and other assets	(246)	(13)
Derivative collateral, net	106	115
Pension and other postretirement benefit plans	(31)	(37)
Accrued property, income and other taxes, net	501	(29)
Accounts payable and other liabilities	1,125	427
Net cash flows from operating activities	7,939	6,984
Cash flows from investing activities:
Capital expenditures	(5,385)	(4,594)
Acquisitions, net of cash acquired	(15)	(64)
Purchases of marketable securities	(375)	(243)
Proceeds from sales of marketable securities	961	222
Purchases of other investments	(648)	(20)
Proceeds from other investments	6	1,296
Equity method investments	(29)	(54)
Other, net	16	(71)
Net cash flows from investing activities	(5,469)	(3,528)
Cash flows from financing activities:
Preferred stock redemptions	(800)	(1,450)
Preferred dividends	(33)	(86)
Common stock purchases	(870)	0
Proceeds from BHE senior debt	986	0
Repayments of BHE senior debt	0	(450)
Proceeds from subsidiary debt	1,198	2,014
Repayments of subsidiary debt	(882)	(1,271)
Net repayments of short-term debt	(540)	(316)
Distributions to noncontrolling interests	(395)	(366)
Contributions from noncontrolling interests	4	9
Other, net	(273)	(44)
Net cash flows from financing activities	(1,605)	(1,960)
Effect of exchange rate changes	(51)	1
Net change in cash and cash equivalents and restricted cash and cash equivalents	814	1,497
Cash and cash equivalents and restricted cash and cash equivalents at beginning of period	1,244	1,445
Cash and cash equivalents and restricted cash and cash equivalents at end of period	$ 2,058	$ 2,942