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Leases (Tables)
 12 Months Ended
Dec. 31, 2021
Lessee, Lease, Description [Line Items]  
Schedule of Operating and Finance Lease
The following table summarizes the Company's leases recorded on the Consolidated Balance Sheet as of December 31 (in millions):
20212020
Right-of-use assets:
Operating leases$524 $517 
Finance leases448 501 
Total right-of-use assets$972 $1,018 
Lease liabilities:
Operating leases$577 $569 
Finance leases463 514 
Total lease liabilities$1,040 $1,083 
Schedule of Lease Cost
The following table summarizes the Company's lease costs for the years ended December 31 (in millions):
202120202019
Variable$611 $592$623
Operating161 151170
Finance:
Amortization23 1816
Interest38 4041
Short-term15 207
Total lease costs$848 $821$857
Weighted-average remaining lease term (years):
Operating leases7.67.47.6
Finance leases28.127.528.8
Weighted-average discount rate:
Operating leases 4.3 %4.5 %5.2 %
Finance leases8.6 %8.5 %8.6 %
Schedule of Operating and Finance Lease, Supplemental Cash Flow
The following table summarizes the Company's supplemental cash flow information relating to leases for the years ended December 31 (in millions):
202120202019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases$(163)$(152)$(153)
Operating cash flows from finance leases(38)(40)(42)
Financing cash flows from finance leases(28)(24)(19)
Right-of-use assets obtained in exchange for lease liabilities:
Operating leases$119 $83 $82 
Finance leases2 19 14 
Schedule of Lease Maturity
The Company has the following remaining lease commitments as of December 31, 2021 (in millions):
OperatingFinanceTotal
2022$157 $72 $229 
2023124 62 186 
202493 62 155 
202571 60 131 
202655 60 115 
Thereafter186 607 793 
Total undiscounted lease payments686 923 1,609 
Less - amounts representing interest(109)(460)(569)
Lease liabilities$577 $463 $1,040 
Sierra Pacific has the following remaining lease commitments as of December 31, 2021 (in millions):
OperatingFinanceTotal
2022$1 $16 $17 
20231 16 17 
20241 15 16 
20251 15 16 
20261 15 16 
Thereafter24 149 173 
Total undiscounted lease payments29 226 255 
Less - amounts representing interest(14)(111)(125)
Lease liabilities$15 $115 $130 
PAC  
Lessee, Lease, Description [Line Items]  
Schedule of Operating and Finance Lease
The following table summarizes PacifiCorp's leases recorded on the Consolidated Balance Sheets as of December 31 (in millions):
20212020
Right-of-use assets:
Operating leases$11 $11 
Finance leases11 17 
Total right-of-use assets$22 $28 
Lease liabilities:
Operating leases$11 $11 
Finance leases12 17 
Total lease liabilities$23 $28 
Schedule of Lease Cost
The following table summarizes PacifiCorp's lease costs for the years ended December 31 (in millions):
202120202019
Variable$56 $60 $77 
Operating3 3 3 
Finance:
Amortization5 2 1 
Interest2 2 2 
Short-term3 1 2 
Total lease costs$69 $68 $85 
Weighted-average remaining lease term (years):
Operating leases12.713.914.0
Finance leases10.18.49.1
Weighted-average discount rate:
Operating leases 3.7 %3.8 %3.7 %
Finance leases11.1 %10.5 %10.6 %
Schedule of Lease Maturity
PacifiCorp has the following remaining lease commitments as of December 31, 2021 (in millions):
OperatingFinanceTotal
2022$3 $3 $6 
20232 2 4 
20241 2 3 
20251 2 3 
20261 2 3 
Thereafter6 10 16 
Total undiscounted lease payments14 21 35 
Less - amounts representing interest(3)(9)(12)
Lease liabilities$11 $12 $23 
NPC  
Lessee, Lease, Description [Line Items]  
Schedule of Operating and Finance Lease
The following table summarizes Nevada Power's leases recorded on the Consolidated Balance Sheet as of December 31 (in millions):
20212020
Right-of-use assets:
Operating leases$10 $12 
Finance leases326 351 
Total right-of-use assets$336 $363 
Lease liabilities:
Operating leases$13 $15 
Finance leases336 361 
Total lease liabilities$349 $376 
Schedule of Lease Cost
The following table summarizes Nevada Power's lease costs for the years ended December 31 (in millions):
202120202019
Variable$449 $434 $434 
Operating2 3 3 
Finance:
Amortization13 12 13 
Interest28 29 37 
Total lease costs$492 $478 $487 
Weighted-average remaining lease term (years):
Operating leases5.76.57.5
Finance leases28.728.730.6
Weighted-average discount rate:
Operating leases 4.5 %4.5 %4.5 %
Finance leases8.6 %8.6 %8.7 %
Schedule of Operating and Finance Lease, Supplemental Cash Flow
The following table summarizes Nevada Power's supplemental cash flow information relating to leases for the years ended December 31 (in millions):
202120202019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases$(3)$(3)$(3)
Operating cash flows from finance leases(29)(34)(37)
Financing cash flows from finance leases(16)(15)(14)
Right-of-use assets obtained in exchange for lease liabilities:
Operating leases$— $1 $— 
Finance leases1 9 9 
Schedule of Lease Maturity
Nevada Power has the following remaining lease commitments as of December 31, 2021 (in millions):
OperatingFinanceTotal
2022$3 $54 $57 
20232 44 46 
20243 44 47 
20252 43 45 
20263 43 46 
Thereafter2 448 450 
Total undiscounted lease payments15 676 691 
Less - amounts representing interest(2)(340)(342)
Lease liabilities$13 $336 $349 
SPPC  
Lessee, Lease, Description [Line Items]  
Schedule of Operating and Finance Lease
The following table summarizes Sierra Pacific's leases recorded on the Consolidated Balance Sheet as of December 31 (in millions):
20212020
Right-of-use assets:
Operating leases$15 $16 
Finance leases111 126 
Total right-of-use assets$126 $142 
Lease liabilities:
Operating leases$15 $16 
Finance leases115 130 
Total lease liabilities$130 $146 
Schedule of Lease Cost
The following table summarizes Sierra Pacific's lease costs for the years ended December 31 (in millions):
202120202019
Variable$86 $78 $69 
Operating1 2 1 
Finance:
Amortization5 4 2 
Interest9 9 2 
Total lease costs$101 $93 $74 
Weighted-average remaining lease term (years):
Operating leases27.427.226.3
Finance leases28.427.820.9
Weighted-average discount rate:
Operating leases 5.0 %5.0 %5.0 %
Finance leases8.2 %8.1 %7.1 %
Schedule of Operating and Finance Lease, Supplemental Cash Flow
The following table summarizes Sierra Pacific's supplemental cash flow information relating to leases for the years ended December 31 (in millions):
202120202019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases$(1)$(2)$(3)
Operating cash flows from finance leases(9)(6)(3)
Financing cash flows from finance leases(7)(5)(3)
Right-of-use assets obtained in exchange for lease liabilities:
Finance leases$1 $89 $5