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Early Plant Retirements Early Plant Retirements (Tables) | 12 Months Ended
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Dec. 31, 2016
Power [Member] |
Restructuring Cost and Reserve [Line Items] |
Early Plant Retirements Related Costs [Table Text Block] | In 2016, PSEG and Power recognized the following pre-tax charges in Energy Costs, Operation and Maintenance and Depreciation expense during the period following the announcement of the early retirement of the plants:
|  | Year Ended December 31, 2016 |
|  | Millions |
| Statement of Operations Expense (pre-tax) |  |
| Energy Costs |  |
| Coal Inventory Lower of Cost or Market Adjustments and Capacity Penalties | $ | 62 |  |
| Operation and Maintenance |  |
| Materials and Supplies Obsolescence | 31 |  |
| Write-down of Construction Work in Progress | 14 |  |
| Other (A) | 8 |  |
| Depreciation and Amortization |  |
| Depreciation including Asset Retirement Costs | 571 |  |
| Total Pre-Tax Expense | $ | 686 |  |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 + Details
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