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Summary of Significant Accounting Policies (Details 4) (Guaranteed Minimum Death Benefit [Member], USD $) In Thousands, unless otherwise specified | Dec. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Guaranteed Minimum Death Benefit [Member] |  |
Summary of guaranteed minimum death benefit |  |
GMDB reserve | $ 209 | $ 392
Aggregate in-the-money death benefits under the GMDB provision | $ 30,422 | $ 41,990
Variable annuity contract value distribution based on GMDB feature: |  |
No guarantee | 30.00% | 31.00%
Return of premium guarantee | 64.00% | 63.00%
Guarantee of premium roll-up at an annual rate of 3% or 5% | 6.00% | 6.00%
Total | 100.00% | 100.00%

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