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Investments (Schedule of Fair Value of Fixed Maturity Investments Available for Sale) (Details) - USD ($)
$ in Thousands
Mar. 31, 2016
Dec. 31, 2015
Investment [Line Items]    
Available for Sale, Amortized Cost $ 12,384 $ 15,943
Available for Sale, Fair Value 13,985 17,813
Fixed maturity investments    
Investment [Line Items]    
Available for Sale, Amortized Cost 12,384 15,943
Gross Unrealized Gains 1,601 1,870
Gross Unrealized Losses 0 0
Available for Sale, Fair Value 13,985 17,813
Non-Credit Other-Than-Temporary Impairments 525 550
Agency mortgage-backed    
Investment [Line Items]    
Available for Sale, Amortized Cost 141 143
Gross Unrealized Gains 9 7
Gross Unrealized Losses 0 0
Available for Sale, Fair Value 150 150
Non-Credit Other-Than-Temporary Impairments 0 0
Non-agency mortgage-backed    
Investment [Line Items]    
Available for Sale, Amortized Cost 6,627 7,005
Gross Unrealized Gains 1,336 1,523
Gross Unrealized Losses 0 0
Available for Sale, Fair Value 7,963 8,528
Non-Credit Other-Than-Temporary Impairments 525 550
Commercial mortgage-backed    
Investment [Line Items]    
Available for Sale, Amortized Cost 5,616 6,578
Gross Unrealized Gains 256 293
Gross Unrealized Losses 0 0
Available for Sale, Fair Value 5,872 6,871
Non-Credit Other-Than-Temporary Impairments $ 0 0
Asset-backed    
Investment [Line Items]    
Available for Sale, Amortized Cost   2,217
Gross Unrealized Gains   47
Gross Unrealized Losses   0
Available for Sale, Fair Value   2,264
Non-Credit Other-Than-Temporary Impairments   $ 0