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Business Acquisitions (Tables)
 12 Months Ended
Dec. 31, 2022
Business Combination and Asset Acquisition [Abstract]  
Summary of Pro Forma Information
Pro Forma Financial Information

The following unaudited pro forma financial information reflects the consolidated results of operations of BHE and the amortization of the purchase price adjustments assuming the acquisition had taken place on January 1, 2019, excluding non-recurring transaction costs incurred by BHE during 2020 (in millions):
2020
Operating revenue$22,581 
Net income attributable to BHE shareholders$6,800