Long-Term Investments (Schedule Of Net Investment In Leveraged Leases) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Schedule of Investments [Line Items]
Maximum U.S. Corporate Income Tax Rate	21.00%	35.00%
Lease Receivables (net of Non-Recourse Debt)	$ 504	$ 546
Estimated Residual Value of Leased Assets	326	326
Total Investment in Rental Receivables	830	872
Unearned and Deferred Income	(290)	(307)
Gross Investment in Leases	540	565
Deferred Tax Liabilities	(354)	(480)
Net Investments in Leases	$ 186	$ 85

Leveraged Leases Net Investment In Leveraged Leases Disclosure Investment In Leveraged Leases, Gross

No definition available.

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- Definition

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

+ References

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-Publisher FASB
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- Definition

The estimated portion of pretax income and investment tax credit remaining to be allocated to income over the lease term.

+ References

+ Details

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- Definition

Taxes arising from arrangements meeting the criteria for classification as leveraged leases due to timing differences between accounting and tax income recognition.

+ References

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- Definition

The net investment in arrangements meeting the criteria for classification as leveraged leases including deferred taxes.

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- Definition

The gross rentals receivable equal to the future cash flows from the lessee.

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- Definition

This element represents leveraged lease rentals receivable, net of that portion of the rental applicable to principal and interest on the nonrecourse debt.

+ References

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- Definition

The estimate of the value of the leased asset at the end of the lease term.

+ References

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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.

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