Significant Accounting Policies - Additional Information (Detail) - USD ($) shares in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Feb. 25, 2015	Feb. 10, 2014	May. 22, 2012	Mar. 19, 2012
Significant Accounting Policies [Line Items]
Plan Effective Date	Mar. 19, 2012
Unearned premiums	$ 761,000	$ 1,094,000
Premium deficiency reserves	800,000	2,300,000
Maximum percent of the voting shares of the emerging entity immediately prior to the confirmation of reorganization						50.00%
Company's reorganization value						$ 76,600,000
Comprehensive income (loss)	0
Amount of dividends paid on or after Effective Date	0
Preferred stock dividends	17,748,000
Preferred stock dividends paid	16,998,000
Redeemable Convertible Series B Preferred Stock [Member]
Significant Accounting Policies [Line Items]
Preferred stock dividends	17,000,000
Additional accrued preferred stock dividends	700,000
Preferred stock dividends paid	$ 17,000,000
Preferred stock dividend rate	3.00%
2012 Plan [Member]
Significant Accounting Policies [Line Items]
Common stock reserved for future issuance			12.0	3.0	2.0
Fixed Maturities [Member]
Significant Accounting Policies [Line Items]
Proceeds from sale of fixed-maturity securities		$ 12,600,000