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BHE Shareholders' Equity (Notes)
 9 Months Ended
Sep. 30, 2019
Equity [Abstract]  
Stockholders' Equity Note Disclosure [Text Block]
BHE Shareholders' Equity

For the nine-month periods ended September 30, 2019 and 2018, BHE repurchased 447,712 shares of its common stock for $293 million and 177,381 shares of its common stock for $107 million, respectively.