Quarterly report pursuant to Section 13 or 15(d)

Affordable Care Act (Details)

v3.19.1
Affordable Care Act (Details) - USD ($)
$ in Millions
Mar. 31, 2019
Dec. 31, 2018
Affordable Care Act [Abstract]    
Risk adjustment $ (1,313) $ (928)
Minimum MLR (341) (265)
Cost sharing reductions $ 45 $ (50)