(Summary of Operating Loss And Tax Credit Carryforwards) (Details)
$ in Millions |
Dec. 31, 2019
USD ($)
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss and tax credit carryforwards |
$ 911
|
|
| Operating Loss Carryforwards, Valuation Allowance |
(635)
|
[1] |
| Operating Loss and Tax Credit Carryforwards, net |
276
|
|
| 2020 Through 2029 |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss and tax credit carryforwards |
291
|
|
| Operating Loss Carryforwards, Valuation Allowance |
(198)
|
[1] |
| Operating Loss and Tax Credit Carryforwards, net |
93
|
|
| 2030 Through 2039 |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss and tax credit carryforwards |
78
|
|
| Operating Loss Carryforwards, Valuation Allowance |
(44)
|
[1] |
| Operating Loss and Tax Credit Carryforwards, net |
34
|
|
| Indefinite |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss and tax credit carryforwards |
542
|
|
| Operating Loss Carryforwards, Valuation Allowance |
(393)
|
[1] |
| Operating Loss and Tax Credit Carryforwards, net |
149
|
|
| U.S. federal and non-U.S. NOLs |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss carryforwards |
527
|
|
| U.S. federal and non-U.S. NOLs | 2020 Through 2029 |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss carryforwards |
55
|
|
| U.S. federal and non-U.S. NOLs | 2030 Through 2039 |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss carryforwards |
48
|
|
| U.S. federal and non-U.S. NOLs | Indefinite |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss carryforwards |
424
|
|
| State taxing jurisdiction NOLs (a) |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss carryforwards |
94
|
[1] |
| Tax credit carryforwards |
0
|
[1] |
| State taxing jurisdiction NOLs (a) | 2020 Through 2029 |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss carryforwards |
76
|
[1] |
| Tax credit carryforwards |
0
|
[1] |
| State taxing jurisdiction NOLs (a) | 2030 Through 2039 |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss carryforwards |
18
|
[1] |
| Tax credit carryforwards |
0
|
[1] |
| State taxing jurisdiction NOLs (a) | Indefinite |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Operating loss carryforwards |
0
|
[1] |
| Tax credit carryforwards |
0
|
[1] |
| U.S. federal, non- U.S. and state tax credit carryforwards (a) |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Tax credit carryforwards |
290
|
[1] |
| U.S. federal, non- U.S. and state tax credit carryforwards (a) | 2020 Through 2029 |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Tax credit carryforwards |
160
|
[1] |
| U.S. federal, non- U.S. and state tax credit carryforwards (a) | 2030 Through 2039 |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Tax credit carryforwards |
12
|
[1] |
| U.S. federal, non- U.S. and state tax credit carryforwards (a) | Indefinite |
|
|
| Operating Loss Carryforwards [Line Items] |
|
|
| Tax credit carryforwards |
$ 118
|
[1] |
|
|