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Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2019
Accounting Policies [Abstract] |
Schedule of New Accounting Pronouncements and Changes in Accounting Principles | The cumulative effect of the changes made to our January 1, 2019 balance sheet for the adoption of the standards update was as follows:
| Balance at |  | Adjustment for |  | Balance at
(In millions) | December 31, 2018 |  | New Standard |  | January 1, 2019
Deferred Income Taxes — Asset | $ | 1,847 |  |  | $ | 7 |  |  | $ | 1,854 |
Operating Lease Right-of-Use Assets | — |  |  | 882 |  |  | 882 |
Property, Plant and Equipment, less Accumulated Depreciation | 7,259 |  |  | (16 | ) |  | 7,243 |
Operating Lease Liabilities due Within One Year | — |  |  | 204 |  |  | 204 |
Operating Lease Liabilities | — |  |  | 684 |  |  | 684 |
Long Term Debt and Finance Leases | 5,110 |  |  | 14 |  |  | 5,124 |
Other Long Term Liabilities | 471 |  |  | (6 | ) |  | 465 |
Retained Earnings | 6,597 |  |  | (23 | ) |  | 6,574 |
Schedule of Cash, Cash Equivalents and Restricted Cash | The following table provides a reconciliation of Cash, Cash Equivalents and Restricted Cash as reported within the Consolidated Statements of Cash Flows:
| June 30,
(In millions) | 2019 |  | 2018
Cash and Cash Equivalents | $ | 917 |  |  | $ | 975 |
Restricted Cash | 63 |  |  | 75 |
Total Cash, Cash Equivalents and Restricted Cash | $ | 980 |  |  | $ | 1,050 |
Restrictions on Cash, Cash Equivalents and Restricted Cash | The following table provides a reconciliation of Cash, Cash Equivalents and Restricted Cash as reported within the Consolidated Statements of Cash Flows:
| June 30,
(In millions) | 2019 |  | 2018
Cash and Cash Equivalents | $ | 917 |  |  | $ | 975 |
Restricted Cash | 63 |  |  | 75 |
Total Cash, Cash Equivalents and Restricted Cash | $ | 980 |  |  | $ | 1,050 |

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