Restricted Investments (Tables)

9 Months Ended

Sep. 30, 2016

Investments, Debt and Equity Securities [Abstract]

Summary of restricted investments by health plan

The following table presents the balances of restricted investments:

	September 30, 2016		December 31, 2015
	(In millions)
Florida	$	28	$	34
Illinois	3		—
Michigan	1		1
New Mexico	43		43
New York	9		—
Ohio	12		12
Puerto Rico	10		10
Texas	4		4
Utah	4		4
Wisconsin	1		1
Other	1		—
Total Health Plans segment	$	116	$	109

Contractual maturities of our held-to-maturity restricted investments

The contractual maturities of our held-to-maturity restricted investments as of September 30, 2016 are summarized below:

	Amortized Cost		Estimated Fair Value
	(In millions)
Due in one year or less	$	115	$	115
Due after one year through five years	1		1
	$	116	$	116