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Leases Reconciliation of Undiscounted Cash Flows (Details) $ in Millions | Mar. 31, 2019 USD ($)
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Lessee, Lease, Description [Line Items] |
Total Minimum Lease Payments | $ 364
Reconciling Amount due to Discount Rate | (89)
Total Discounted Operating Lease Liabilities | 275
Pse And G |
Lessee, Lease, Description [Line Items] |
Total Minimum Lease Payments | 115
Reconciling Amount due to Discount Rate | (25)
Total Discounted Operating Lease Liabilities | 90
Power |
Lessee, Lease, Description [Line Items] |
Total Minimum Lease Payments | 70
Reconciling Amount due to Discount Rate | (27)
Total Discounted Operating Lease Liabilities | 43
Other |
Lessee, Lease, Description [Line Items] |
Total Minimum Lease Payments | 179
Reconciling Amount due to Discount Rate | (37)
Total Discounted Operating Lease Liabilities | $ 142

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- 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
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- Definition Amount of lessee's undiscounted obligation for lease payments for operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
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- Definition Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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