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Income Tax Expense (Tables) | 3 Months Ended
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Mar. 31, 2017
Income Tax Disclosure [Abstract] |
Schedule of Effective Income Tax Rate Reconciliation | A reconciliation of income tax expense at the U.S. federal statutory rate to net income tax expense is as follow:
| For the Three Months Ended March 31,
| 2017 |  | 2016
| (in million)
Tax at statutory federal rate | $ | (6 | ) |  | $ | 22 |
Partnership earnings not subject to tax | (10 | ) |  | (33 | )
State and local tax, net of federal benefit | (1 | ) |  | 11 |
Other | — |  |  | 2 |
Net income tax expense (benefit) | $ | (17 | ) |  | $ | 2 |

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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319 + Details
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