Income Taxes - Effective Tax Rate Differs from Statutory United States Federal Income Tax Rate (Details) |
12 Months Ended | ||
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Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
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| Income Tax Disclosure [Abstract] | |||
| Statutory Rate | 35.00% | 35.00% | 35.00% |
| Increases (Decreases) in United States Federal Taxes | |||
| State Income Taxes, Net of Federal Income Tax Benefit | 2.60% | 2.70% | 2.60% |
| Federal Tax Credits | (1.10%) | (0.50%) | (1.80%) |
| Other, Net | (0.30%) | (0.90%) | (0.10%) |
| Effective Tax Rate | 36.20% | 36.30% | 35.70% |
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- Definition Effective Income Tax Rate Reconciliation, Increases Decreases [Abstract] No definition available.
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other tax credits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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