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Investments (Schedule of Fair Value of Fixed Maturity Investments Available for Sale) (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Investment [Line Items] |  |  |  |
Available for Sale, Amortized Cost | $ 26,402 |  | $ 30,273 |
Available for Sale, Fair Value | 30,205 |  | 34,241 |
Fixed maturity investments |  |  |  |
Investment [Line Items] |  |  |  |
Available for Sale, Amortized Cost | 26,402 |  | 30,273 |
Gross Unrealized Gains | 3,807 |  | 3,985 |
Gross Unrealized Losses | (4) |  | (17) |
Available for Sale, Fair Value | 30,205 |  | 34,241 |
Non-Credit Other-Than-Temporary Impairments | (720) | [1] | (742) | [1]
Agency mortgage-backed |  |  |  |
Investment [Line Items] |  |  |  |
Available for Sale, Amortized Cost | 4,434 |  | 4,880 |
Gross Unrealized Gains | 348 |  | 378 |
Gross Unrealized Losses | 0 |  | (11) |
Available for Sale, Fair Value | 4,782 |  | 5,247 |
Non-Credit Other-Than-Temporary Impairments | 0 | [1] | 0 | [1]
Non-agency mortgage-backed |  |  |  |
Investment [Line Items] |  |  |  |
Available for Sale, Amortized Cost | 11,049 |  | 11,735 |
Gross Unrealized Gains | 2,418 |  | 2,414 |
Gross Unrealized Losses | (4) |  | (6) |
Available for Sale, Fair Value | 13,463 |  | 14,143 |
Non-Credit Other-Than-Temporary Impairments | (720) | [1] | (742) | [1]
Commercial mortgage-backed |  |  |  |
Investment [Line Items] |  |  |  |
Available for Sale, Amortized Cost | 7,429 |  | 10,052 |
Gross Unrealized Gains | 840 |  | 970 |
Gross Unrealized Losses | 0 |  | 0 |
Available for Sale, Fair Value | 8,269 |  | 11,022 |
Non-Credit Other-Than-Temporary Impairments | 0 | [1] | 0 | [1]
Asset-backed |  |  |  |
Investment [Line Items] |  |  |  |
Available for Sale, Amortized Cost | 3,490 |  | 3,606 |
Gross Unrealized Gains | 201 |  | 223 |
Gross Unrealized Losses | 0 |  | 0 |
Available for Sale, Fair Value | 3,691 |  | 3,829 |
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 adjusted for subsequent sales of securities. It does not include the change in fair value subsequent to the impairment measurement date.

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- Definition Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale. + References No definition available. + Details
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- Definition Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale. + References No definition available. + Details
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- Definition Accumulated other comprehensive loss related to portion of other than temporary impairment (OTTI) due to factors other than credit losses on debt securities categorized as available-for-sale that an entity does not intend to sell and which it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis of the debt security. The amount represented by this item is net of tax, as applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669686-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aaa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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- Definition This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References No definition available. + Details
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