v2.4.0.6
Investments (Schedule of Fair Value of Fixed Maturity Investments Available for Sale) (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Investment [Line Items]    
Available for Sale, Amortized Cost $ 39,324 $ 71,445
Gross Unrealized Gains 5,998 12,100
Gross Unrealized Losses (68) (103)
Available for Sale, Fair Value 45,254 83,442
Non-Credit Other-Than-Temporary Impairments (870) [1] (920) [1]
Corporate [Member]
   
Investment [Line Items]    
Available for Sale, Amortized Cost 4,253 7,065
Gross Unrealized Gains 626 1,002
Gross Unrealized Losses (57) (93)
Available for Sale, Fair Value 4,822 7,974
Non-Credit Other-Than-Temporary Impairments (62) [1] (85) [1]
Agency mortgage-backed [Member]
   
Investment [Line Items]    
Available for Sale, Amortized Cost 6,378 8,280
Gross Unrealized Gains 500 632
Gross Unrealized Losses (1) 0
Available for Sale, Fair Value 6,877 8,912
Non-Credit Other-Than-Temporary Impairments 0 [1] 0 [1]
Non-agency mortgage-backed [Member]
   
Investment [Line Items]    
Available for Sale, Amortized Cost 13,889 14,613
Gross Unrealized Gains 2,946 2,989
Gross Unrealized Losses (10) (10)
Available for Sale, Fair Value 16,825 17,592
Non-Credit Other-Than-Temporary Impairments (808) [1] (835) [1]
Commercial mortgage-backed [Member]
   
Investment [Line Items]    
Available for Sale, Amortized Cost 10,730 37,292
Gross Unrealized Gains 1,546 7,229
Gross Unrealized Losses 0 0
Available for Sale, Fair Value 12,276 44,521
Non-Credit Other-Than-Temporary Impairments 0 [1] 0 [1]
Asset-backed [Member]
   
Investment [Line Items]    
Available for Sale, Amortized Cost 4,074 4,195
Gross Unrealized Gains 380 248
Gross Unrealized Losses 0 0
Available for Sale, Fair Value 4,454 4,443
Non-Credit Other-Than-Temporary Impairments $ 0 [1] $ 0 [1]
[1] Represents the non-credit component of other-than-temporary impairments recognized in accumulated other comprehensive income since the adoption of guidance related to the recognition and presentation of other-than-temporary impairments under FASB ASC Topic Financial Instruments – Debt and Equity Securities, during the second quarter of 2009, adjusted for subsequent sales of securities. It does not include the change in fair value subsequent to the impairment measurement date.