BHE Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended	12 Months Ended
	Jun. 30, 2022	Dec. 31, 2022	Dec. 31, 2021
Class of Stock [Line Items]
Preferred stock, shares outstanding		1,000,000	2,000,000
Common stock repurchased (shares)	740,961
Common stock repurchased	$ 870
BHE restricted net assets		$ 18,800
BHE's subsidiaries restricted net assets		$ 20,400
Natural Gas Transmission and Storage | Redeemable preferred stock
Class of Stock [Line Items]
Preferred stock, shares outstanding		849,982	1,649,988
Preferred stock, dividend rate		4.00%
Liquidation preference (in dollars per share)		$ 1,000