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Short-term Debt and Credit Facilities (Tables)
 12 Months Ended
Dec. 31, 2022
Line of Credit Facility [Line Items]  
Schedule of Line of Credit Facilities
The following table summarizes BHE's and its subsidiaries' availability under their credit facilities as of December 31 (in millions):
MidAmericanNVNorthernBHE
BHEPacifiCorpFundingEnergyPowergridCanadaHomeServices
Total(1)
2022:
Credit facilities(2)
$3,500 $1,200 $1,509 $650 $296 $793 $2,925 $10,873 
Less: 
Short-term debt(245)— — — (120)(197)(557)(1,119)
Tax-exempt bond support and letters of credit
— (249)(370)— — (1)— (620)
Net credit facilities$3,255 $951 $1,139 $650 $176 $595 $2,368 $9,134 
2021:
Credit facilities(2)
$3,500 $1,200 $1,509 $650 $271 $851 $3,300 $11,281 
Less: 
Short-term debt— — — (339)(1)(245)(1,424)(2,009)
Tax-exempt bond support and letters of credit
— (218)(370)— — (1)— (589)
Net credit facilities$3,500 $982 $1,139 $311 $270 $605 $1,876 $8,683 
(1)The table does not include unused credit facilities and letters of credit for investments that are accounted for under the equity method.
(2)Includes $55 million and $1 million, respectively, drawn on capital expenditure and other uncommitted credit facilities at Northern Powergrid as of December 31, 2022 and 2021.
PAC  
Line of Credit Facility [Line Items]  
Schedule of Line of Credit Facilities
The following table summarizes PacifiCorp's availability under its unsecured credit facility as of December 31 (in millions):
2022:
Credit facility$1,200 
Less:
Tax-exempt bond support and letters of credit(249)
Net credit facility$951 
2021:
Credit facility$1,200 
Less:
Tax-exempt bond support(218)
Net credit facility$982 
MEC  
Line of Credit Facility [Line Items]  
Schedule of Line of Credit Facilities The following table summarizes MidAmerican Energy's availability under its unsecured revolving credit facilities as of December 31 (in millions):
20222021
Credit facilities$1,505 $1,505 
Less:
Variable-rate tax-exempt bond support(370)(370)
Net credit facilities$1,135 $1,135 
NPC  
Line of Credit Facility [Line Items]  
Schedule of Line of Credit Facilities
The following table summarizes Nevada Power's availability under its credit facilities as of December 31 (in millions):

20222021
Credit facilities$400 $400 
Short-term debt— (180)
Net credit facilities$400 $220 
SPPC  
Line of Credit Facility [Line Items]  
Schedule of Line of Credit Facilities
The following table summarizes Sierra Pacific's availability under its credit facilities as of December 31 (in millions):
20222021
Credit facilities$250 $250 
Short-term debt— (159)
Net credit facilities$250 $91