Discontinued Operations - Income from Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended
	Sep. 30, 2016		Sep. 30, 2015		Sep. 30, 2016		Sep. 30, 2015
Revenue:
Health premium	$ 53,632		$ 51,605		$ 165,105		$ 222,780
Benefits and expenses:
Health policyholder benefits	33,331		26,184		146,683		204,283
Amortization of deferred acquisition costs	1,018		880		2,958		2,649
Commissions, premium taxes, and non-deferred acquisition expenses	3,352		5,209		12,253		16,258
Other operating expense	1,222		1,597		4,512		4,235
Total benefits and expenses	38,923		33,870		166,406		227,425
Income (loss) before income taxes for discontinued operations	14,709		17,735		(1,301)		(4,645)
Gain from sale of discontinued operations	613		0		613		0
Income tax benefit (expense)	(5,363)		(6,207)		241		1,626
Income (loss) from discontinued operations	$ 9,959	[1]	$ 11,528	[2]	$ (447)	[1]	$ (3,019)	[2]

[1] Due to the adoption of ASU 2016-09, certain balances related to excess tax benefits from stock compensation were adjusted prospectively as described in Note 2—New Accounting Standards.

[2] Certain prior year balances were adjusted to give effect to discontinued operations as described in Note 5—Discontinued Operations.