XML 44 R15.htm IDEA: XBRL DOCUMENT
v3.20.4

Property, Plant And Equipment And Jointly-Owned Facilities | 12 Months Ended
--- | ---
Dec. 31, 2020
Property, Plant and Equipment [Line Items] |
Property Plant And Equipment And Jointly-Owned Facilities | Property, Plant and Equipment and Jointly-Owned Facilities Information related to Property, Plant and Equipment as of December 31, 2020 and 2019 is detailed below:
|  | PSE&G |  | PSEG Power |  | Other |  | PSEG Consolidated |
|  | Millions |
| 2020 |  |  |  |  |  |  |  |
| Transmission and Distribution: |  |  |  |  |  |  |  |
| Electric Transmission | $ | 14,075 |  |  | $ | — |  |  | $ | — |  |  | $ | 14,075 |  |
| Electric Distribution | 9,622 |  |  | — |  |  | — |  |  | 9,622 |  |
| Gas Distribution and Transmission | 9,081 |  |  | — |  |  | — |  |  | 9,081 |  |
| Construction Work in Progress | 1,783 |  |  | — |  |  | — |  |  | 1,783 |  |
| Other | 659 |  |  | — |  |  | — |  |  | 659 |  |
| Total Transmission and Distribution | 35,220 |  |  | — |  |  | — |  |  | 35,220 |  |
| Generation: |  |  |  |  |  |  |  |
| Fossil Production | — |  |  | 6,581 |  |  | — |  |  | 6,581 |  |
| Nuclear Production | — |  |  | 3,296 |  |  | — |  |  | 3,296 |  |
| Nuclear Fuel in Service | — |  |  | 748 |  |  | — |  |  | 748 |  |
| Other Production-Solar | 658 |  |  | 911 |  |  | — |  |  | 1,569 |  |
| Construction Work in Progress | — |  |  | 248 |  |  | — |  |  | 248 |  |
| Total Generation | 658 |  |  | 11,784 |  |  | — |  |  | 12,442 |  |
| Other | 422 |  |  | 88 |  |  | 397 |  |  | 907 |  |
| Total | $ | 36,300 |  |  | $ | 11,872 |  |  | $ | 397 |  |  | $ | 48,569 |  |
|  | PSE&G |  | PSEG Power |  | Other |  | PSEG Consolidated |
|  | Millions |
| 2019 |  |  |  |  |  |  |  |
| Transmission and Distribution: |  |  |  |  |  |  |  |
| Electric Transmission | $ | 12,908 |  |  | $ | — |  |  | $ | — |  |  | $ | 12,908 |  |
| Electric Distribution | 9,255 |  |  | — |  |  | — |  |  | 9,255 |  |
| Gas Distribution and Transmission | 8,430 |  |  | — |  |  | — |  |  | 8,430 |  |
| Construction Work in Progress | 1,607 |  |  | — |  |  | — |  |  | 1,607 |  |
| Other | 639 |  |  | — |  |  | — |  |  | 639 |  |
| Total Transmission and Distribution | 32,839 |  |  | — |  |  | — |  |  | 32,839 |  |
| Generation: |  |  |  |  |  |  |  |
| Fossil Production | — |  |  | 6,570 |  |  | — |  |  | 6,570 |  |
| Nuclear Production | — |  |  | 3,087 |  |  | — |  |  | 3,087 |  |
| Nuclear Fuel in Service | — |  |  | 761 |  |  | — |  |  | 761 |  |
| Other Production-Solar | 663 |  |  | 911 |  |  | — |  |  | 1,574 |  |
| Construction Work in Progress | — |  |  | 277 |  |  | — |  |  | 277 |  |
| Total Generation | 663 |  |  | 11,606 |  |  | — |  |  | 12,269 |  |
| Other | 398 |  |  | 93 |  |  | 345 |  |  | 836 |  |
| Total | $ | 33,900 |  |  | $ | 11,699 |  |  | $ | 345 |  |  | $ | 45,944 |  |
PSE&G and PSEG Power have ownership interests in and are responsible for providing their respective shares of the necessary financing for the following jointly-owned facilities to which they are a party. All amounts reflect PSE&G’s or PSEG Power’s share of the jointly-owned projects and the corresponding direct expenses are included in the Consolidated Statements of Operations as Operating Expenses.
|  |  |  |  | As of December 31, |
|  |  |  |  | 2020 |  | 2019 |
|  |  | Ownership |  |  |  | Accumulated |  |  |  | Accumulated |
|  |  | Interest |  | Plant |  | Depreciation |  | Plant |  | Depreciation |
|  |  |  |  | Millions |
| PSE&G: |  |  |  |  |  |  |  |  |  |  |
| Transmission Facilities |  | Various |  | $ | 161 |  |  | $ | 63 |  |  | $ | 161 |  |  | $ | 60 |  |
| PSEG Power: |  |  |  |  |  |  |  |  |  |  |
| Nuclear Generating: |  |  |  |  |  |  |  |  |  |  |
| Peach Bottom |  | 50 | % |  | $ | 1,405 |  |  | $ | 455 |  |  | $ | 1,340 |  |  | $ | 435 |  |
| Salem |  | 57 | % |  | $ | 1,321 |  |  | $ | 387 |  |  | $ | 1,256 |  |  | $ | 384 |  |
| Nuclear Support Facilities |  | Various |  | $ | 226 |  |  | $ | 97 |  |  | $ | 247 |  |  | $ | 107 |  |
| Pumped Storage Facilities: |  |  |  |  |  |  |  |  |  |  |
| Yards Creek (A) |  | 50 | % |  | $ | — |  |  | $ | — |  |  | $ | 55 |  |  | $ | 27 |  |
| Merrill Creek Reservoir |  | 14 | % |  | $ | 1 |  |  | $ | — |  |  | $ | 1 |  |  | $ | — |  |
(A)In September 2020, PSEG Power completed the sale of its ownership interest in this generation facility. See Note 4. Early Plant Retirements/Asset Dispositions for additional information. PSEG Power holds undivided ownership interests in the jointly-owned facilities above. PSEG Power is entitled to shares of the generating capability and output of each unit equal to its respective ownership interests. PSEG Power also pays its ownership share of additional construction costs, fuel inventory purchases and operating expenses. PSEG Power’s share of expenses for the jointly-owned facilities is included in the appropriate expense category. Each owner is responsible for any financing with respect to its pro rata share of capital expenditures. PSEG Power co-owns Salem and Peach Bottom with Exelon Generation. PSEG Power is the operator of Salem and Exelon Generation is the operator of Peach Bottom. A committee appointed by the co-owners provides oversight. Proposed O&M budgets and requests for major capital expenditures are reviewed and approved as part of the normal PSEG Power governance process. PSEG Power is a minority owner in the Merrill Creek Reservoir and Environmental Preserve in Warren County, New Jersey. Merrill Creek Owners Group is the owner-operator of this facility. The operator submits separate capital and O&M budgets, subject to PSEG Power’s approval as part of the normal PSEG Power governance process.
Public Service Electric and Gas Company |
Property, Plant and Equipment [Line Items] |
Property Plant And Equipment And Jointly-Owned Facilities | Property, Plant and Equipment and Jointly-Owned Facilities Information related to Property, Plant and Equipment as of December 31, 2020 and 2019 is detailed below:
|  | PSE&G |  | PSEG Power |  | Other |  | PSEG Consolidated |
|  | Millions |
| 2020 |  |  |  |  |  |  |  |
| Transmission and Distribution: |  |  |  |  |  |  |  |
| Electric Transmission | $ | 14,075 |  |  | $ | — |  |  | $ | — |  |  | $ | 14,075 |  |
| Electric Distribution | 9,622 |  |  | — |  |  | — |  |  | 9,622 |  |
| Gas Distribution and Transmission | 9,081 |  |  | — |  |  | — |  |  | 9,081 |  |
| Construction Work in Progress | 1,783 |  |  | — |  |  | — |  |  | 1,783 |  |
| Other | 659 |  |  | — |  |  | — |  |  | 659 |  |
| Total Transmission and Distribution | 35,220 |  |  | — |  |  | — |  |  | 35,220 |  |
| Generation: |  |  |  |  |  |  |  |
| Fossil Production | — |  |  | 6,581 |  |  | — |  |  | 6,581 |  |
| Nuclear Production | — |  |  | 3,296 |  |  | — |  |  | 3,296 |  |
| Nuclear Fuel in Service | — |  |  | 748 |  |  | — |  |  | 748 |  |
| Other Production-Solar | 658 |  |  | 911 |  |  | — |  |  | 1,569 |  |
| Construction Work in Progress | — |  |  | 248 |  |  | — |  |  | 248 |  |
| Total Generation | 658 |  |  | 11,784 |  |  | — |  |  | 12,442 |  |
| Other | 422 |  |  | 88 |  |  | 397 |  |  | 907 |  |
| Total | $ | 36,300 |  |  | $ | 11,872 |  |  | $ | 397 |  |  | $ | 48,569 |  |
|  | PSE&G |  | PSEG Power |  | Other |  | PSEG Consolidated |
|  | Millions |
| 2019 |  |  |  |  |  |  |  |
| Transmission and Distribution: |  |  |  |  |  |  |  |
| Electric Transmission | $ | 12,908 |  |  | $ | — |  |  | $ | — |  |  | $ | 12,908 |  |
| Electric Distribution | 9,255 |  |  | — |  |  | — |  |  | 9,255 |  |
| Gas Distribution and Transmission | 8,430 |  |  | — |  |  | — |  |  | 8,430 |  |
| Construction Work in Progress | 1,607 |  |  | — |  |  | — |  |  | 1,607 |  |
| Other | 639 |  |  | — |  |  | — |  |  | 639 |  |
| Total Transmission and Distribution | 32,839 |  |  | — |  |  | — |  |  | 32,839 |  |
| Generation: |  |  |  |  |  |  |  |
| Fossil Production | — |  |  | 6,570 |  |  | — |  |  | 6,570 |  |
| Nuclear Production | — |  |  | 3,087 |  |  | — |  |  | 3,087 |  |
| Nuclear Fuel in Service | — |  |  | 761 |  |  | — |  |  | 761 |  |
| Other Production-Solar | 663 |  |  | 911 |  |  | — |  |  | 1,574 |  |
| Construction Work in Progress | — |  |  | 277 |  |  | — |  |  | 277 |  |
| Total Generation | 663 |  |  | 11,606 |  |  | — |  |  | 12,269 |  |
| Other | 398 |  |  | 93 |  |  | 345 |  |  | 836 |  |
| Total | $ | 33,900 |  |  | $ | 11,699 |  |  | $ | 345 |  |  | $ | 45,944 |  |
PSE&G and PSEG Power have ownership interests in and are responsible for providing their respective shares of the necessary financing for the following jointly-owned facilities to which they are a party. All amounts reflect PSE&G’s or PSEG Power’s share of the jointly-owned projects and the corresponding direct expenses are included in the Consolidated Statements of Operations as Operating Expenses.
|  |  |  |  | As of December 31, |
|  |  |  |  | 2020 |  | 2019 |
|  |  | Ownership |  |  |  | Accumulated |  |  |  | Accumulated |
|  |  | Interest |  | Plant |  | Depreciation |  | Plant |  | Depreciation |
|  |  |  |  | Millions |
| PSE&G: |  |  |  |  |  |  |  |  |  |  |
| Transmission Facilities |  | Various |  | $ | 161 |  |  | $ | 63 |  |  | $ | 161 |  |  | $ | 60 |  |
| PSEG Power: |  |  |  |  |  |  |  |  |  |  |
| Nuclear Generating: |  |  |  |  |  |  |  |  |  |  |
| Peach Bottom |  | 50 | % |  | $ | 1,405 |  |  | $ | 455 |  |  | $ | 1,340 |  |  | $ | 435 |  |
| Salem |  | 57 | % |  | $ | 1,321 |  |  | $ | 387 |  |  | $ | 1,256 |  |  | $ | 384 |  |
| Nuclear Support Facilities |  | Various |  | $ | 226 |  |  | $ | 97 |  |  | $ | 247 |  |  | $ | 107 |  |
| Pumped Storage Facilities: |  |  |  |  |  |  |  |  |  |  |
| Yards Creek (A) |  | 50 | % |  | $ | — |  |  | $ | — |  |  | $ | 55 |  |  | $ | 27 |  |
| Merrill Creek Reservoir |  | 14 | % |  | $ | 1 |  |  | $ | — |  |  | $ | 1 |  |  | $ | — |  |
(A)In September 2020, PSEG Power completed the sale of its ownership interest in this generation facility. See Note 4. Early Plant Retirements/Asset Dispositions for additional information. PSEG Power holds undivided ownership interests in the jointly-owned facilities above. PSEG Power is entitled to shares of the generating capability and output of each unit equal to its respective ownership interests. PSEG Power also pays its ownership share of additional construction costs, fuel inventory purchases and operating expenses. PSEG Power’s share of expenses for the jointly-owned facilities is included in the appropriate expense category. Each owner is responsible for any financing with respect to its pro rata share of capital expenditures. PSEG Power co-owns Salem and Peach Bottom with Exelon Generation. PSEG Power is the operator of Salem and Exelon Generation is the operator of Peach Bottom. A committee appointed by the co-owners provides oversight. Proposed O&M budgets and requests for major capital expenditures are reviewed and approved as part of the normal PSEG Power governance process. PSEG Power is a minority owner in the Merrill Creek Reservoir and Environmental Preserve in Warren County, New Jersey. Merrill Creek Owners Group is the owner-operator of this facility. The operator submits separate capital and O&M budgets, subject to PSEG Power’s approval as part of the normal PSEG Power governance process.
PSEG Power LLC |
Property, Plant and Equipment [Line Items] |
Property Plant And Equipment And Jointly-Owned Facilities | Property, Plant and Equipment and Jointly-Owned Facilities Information related to Property, Plant and Equipment as of December 31, 2020 and 2019 is detailed below:
|  | PSE&G |  | PSEG Power |  | Other |  | PSEG Consolidated |
|  | Millions |
| 2020 |  |  |  |  |  |  |  |
| Transmission and Distribution: |  |  |  |  |  |  |  |
| Electric Transmission | $ | 14,075 |  |  | $ | — |  |  | $ | — |  |  | $ | 14,075 |  |
| Electric Distribution | 9,622 |  |  | — |  |  | — |  |  | 9,622 |  |
| Gas Distribution and Transmission | 9,081 |  |  | — |  |  | — |  |  | 9,081 |  |
| Construction Work in Progress | 1,783 |  |  | — |  |  | — |  |  | 1,783 |  |
| Other | 659 |  |  | — |  |  | — |  |  | 659 |  |
| Total Transmission and Distribution | 35,220 |  |  | — |  |  | — |  |  | 35,220 |  |
| Generation: |  |  |  |  |  |  |  |
| Fossil Production | — |  |  | 6,581 |  |  | — |  |  | 6,581 |  |
| Nuclear Production | — |  |  | 3,296 |  |  | — |  |  | 3,296 |  |
| Nuclear Fuel in Service | — |  |  | 748 |  |  | — |  |  | 748 |  |
| Other Production-Solar | 658 |  |  | 911 |  |  | — |  |  | 1,569 |  |
| Construction Work in Progress | — |  |  | 248 |  |  | — |  |  | 248 |  |
| Total Generation | 658 |  |  | 11,784 |  |  | — |  |  | 12,442 |  |
| Other | 422 |  |  | 88 |  |  | 397 |  |  | 907 |  |
| Total | $ | 36,300 |  |  | $ | 11,872 |  |  | $ | 397 |  |  | $ | 48,569 |  |
|  | PSE&G |  | PSEG Power |  | Other |  | PSEG Consolidated |
|  | Millions |
| 2019 |  |  |  |  |  |  |  |
| Transmission and Distribution: |  |  |  |  |  |  |  |
| Electric Transmission | $ | 12,908 |  |  | $ | — |  |  | $ | — |  |  | $ | 12,908 |  |
| Electric Distribution | 9,255 |  |  | — |  |  | — |  |  | 9,255 |  |
| Gas Distribution and Transmission | 8,430 |  |  | — |  |  | — |  |  | 8,430 |  |
| Construction Work in Progress | 1,607 |  |  | — |  |  | — |  |  | 1,607 |  |
| Other | 639 |  |  | — |  |  | — |  |  | 639 |  |
| Total Transmission and Distribution | 32,839 |  |  | — |  |  | — |  |  | 32,839 |  |
| Generation: |  |  |  |  |  |  |  |
| Fossil Production | — |  |  | 6,570 |  |  | — |  |  | 6,570 |  |
| Nuclear Production | — |  |  | 3,087 |  |  | — |  |  | 3,087 |  |
| Nuclear Fuel in Service | — |  |  | 761 |  |  | — |  |  | 761 |  |
| Other Production-Solar | 663 |  |  | 911 |  |  | — |  |  | 1,574 |  |
| Construction Work in Progress | — |  |  | 277 |  |  | — |  |  | 277 |  |
| Total Generation | 663 |  |  | 11,606 |  |  | — |  |  | 12,269 |  |
| Other | 398 |  |  | 93 |  |  | 345 |  |  | 836 |  |
| Total | $ | 33,900 |  |  | $ | 11,699 |  |  | $ | 345 |  |  | $ | 45,944 |  |
PSE&G and PSEG Power have ownership interests in and are responsible for providing their respective shares of the necessary financing for the following jointly-owned facilities to which they are a party. All amounts reflect PSE&G’s or PSEG Power’s share of the jointly-owned projects and the corresponding direct expenses are included in the Consolidated Statements of Operations as Operating Expenses.
|  |  |  |  | As of December 31, |
|  |  |  |  | 2020 |  | 2019 |
|  |  | Ownership |  |  |  | Accumulated |  |  |  | Accumulated |
|  |  | Interest |  | Plant |  | Depreciation |  | Plant |  | Depreciation |
|  |  |  |  | Millions |
| PSE&G: |  |  |  |  |  |  |  |  |  |  |
| Transmission Facilities |  | Various |  | $ | 161 |  |  | $ | 63 |  |  | $ | 161 |  |  | $ | 60 |  |
| PSEG Power: |  |  |  |  |  |  |  |  |  |  |
| Nuclear Generating: |  |  |  |  |  |  |  |  |  |  |
| Peach Bottom |  | 50 | % |  | $ | 1,405 |  |  | $ | 455 |  |  | $ | 1,340 |  |  | $ | 435 |  |
| Salem |  | 57 | % |  | $ | 1,321 |  |  | $ | 387 |  |  | $ | 1,256 |  |  | $ | 384 |  |
| Nuclear Support Facilities |  | Various |  | $ | 226 |  |  | $ | 97 |  |  | $ | 247 |  |  | $ | 107 |  |
| Pumped Storage Facilities: |  |  |  |  |  |  |  |  |  |  |
| Yards Creek (A) |  | 50 | % |  | $ | — |  |  | $ | — |  |  | $ | 55 |  |  | $ | 27 |  |
| Merrill Creek Reservoir |  | 14 | % |  | $ | 1 |  |  | $ | — |  |  | $ | 1 |  |  | $ | — |  |
(A)In September 2020, PSEG Power completed the sale of its ownership interest in this generation facility. See Note 4. Early Plant Retirements/Asset Dispositions for additional information. PSEG Power holds undivided ownership interests in the jointly-owned facilities above. PSEG Power is entitled to shares of the generating capability and output of each unit equal to its respective ownership interests. PSEG Power also pays its ownership share of additional construction costs, fuel inventory purchases and operating expenses. PSEG Power’s share of expenses for the jointly-owned facilities is included in the appropriate expense category. Each owner is responsible for any financing with respect to its pro rata share of capital expenditures. PSEG Power co-owns Salem and Peach Bottom with Exelon Generation. PSEG Power is the operator of Salem and Exelon Generation is the operator of Peach Bottom. A committee appointed by the co-owners provides oversight. Proposed O&M budgets and requests for major capital expenditures are reviewed and approved as part of the normal PSEG Power governance process. PSEG Power is a minority owner in the Merrill Creek Reservoir and Environmental Preserve in Warren County, New Jersey. Merrill Creek Owners Group is the owner-operator of this facility. The operator submits separate capital and O&M budgets, subject to PSEG Power’s approval as part of the normal PSEG Power governance process.

X
- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
Name: | us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=pseg_PublicServiceElectricandGasCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=pseg_PSEGPowerLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |