Affordable Care Act (Details) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Sep. 30, 2016 |
Jun. 30, 2016 |
Dec. 31, 2015 |
|
| Affordable Care Act [Abstract] | |||
| Pre-tax benefit | $ 70 | ||
| Reduction in pre-tax benefit | $ 19 | ||
| Risk adjustment | (294) | $ (108) | |
| Reinsurance | 101 | 24 | |
| Risk corridor | 0 | (4) | |
| Minimum medical loss ratio | $ (18) | $ (15) | |
| X | ||||||||||
- Definition Affordable Care Act [Abstract] No definition available.
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| X | ||||||||||
- Definition Affordable Care Act Minimum Medical Loss Ratio No definition available.
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| X | ||||||||||
- Definition Affordable Care Act Reinsurance No definition available.
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| X | ||||||||||
- Definition Affordable Care Act Risk Adjustment No definition available.
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| X | ||||||||||
- Definition Affordable Care Act Risk Adjustment and Reinsurance, Pre-Tax Benefit No definition available.
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| X | ||||||||||
- Definition Affordable Care Act Risk Adjustment and Reinsurance, Pre-Tax Benefit, Period Increase (Decrease) No definition available.
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| X | ||||||||||
- Definition Affordable Care Act Risk Corridor No definition available.
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