Summary of Investments - Other Than Investments in Related Parties: Summary of Investments - Other Than Investments In Related Parties Table Text Block (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Summary of Investments, Other than Investments in Related Parties, Cost	$ 624,329
Summary of Investments, Other than Investments in Related Parties, Fair Value	608,982
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	608,982
US Government and Government Agencies and Authorities
Summary of Investments, Other than Investments in Related Parties, Cost	44,159
Summary of Investments, Other than Investments in Related Parties, Fair Value	44,092
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	44,092
US States and Political Subdivisions Debt Securities
Summary of Investments, Other than Investments in Related Parties, Cost	256,645
Summary of Investments, Other than Investments in Related Parties, Fair Value	249,703
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	249,703
Foreign Government Debt
Summary of Investments, Other than Investments in Related Parties, Cost	34,437
Summary of Investments, Other than Investments in Related Parties, Fair Value	32,350
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	32,350
Public Utility, Bonds
Summary of Investments, Other than Investments in Related Parties, Cost	29,541
Summary of Investments, Other than Investments in Related Parties, Fair Value	27,440
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	27,440
All Other Corporate Bonds
Summary of Investments, Other than Investments in Related Parties, Cost	189,303
Summary of Investments, Other than Investments in Related Parties, Fair Value	184,870
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	184,870
Redeemable Preferred Stock Member
Summary of Investments, Other than Investments in Related Parties, Cost	4,036
Summary of Investments, Other than Investments in Related Parties, Fair Value	3,832
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	3,832
Fixed Maturities
Summary of Investments, Other than Investments in Related Parties, Cost	558,121
Summary of Investments, Other than Investments in Related Parties, Fair Value	542,287
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	542,287
Public Utility, Equities
Summary of Investments, Other than Investments in Related Parties, Cost	595
Summary of Investments, Other than Investments in Related Parties, Fair Value	581
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	581
Banks, Trust and Insurance, Equities
Summary of Investments, Other than Investments in Related Parties, Cost	701
Summary of Investments, Other than Investments in Related Parties, Fair Value	735
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	735
Industrial, Miscellaneous, and All Others
Summary of Investments, Other than Investments in Related Parties, Cost	13,141
Summary of Investments, Other than Investments in Related Parties, Fair Value	13,584
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	13,584
Nonredeemable Preferred Stock
Summary of Investments, Other than Investments in Related Parties, Cost	4,004
Summary of Investments, Other than Investments in Related Parties, Fair Value	4,028
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	4,028
Equity Securities, Investment Summary
Summary of Investments, Other than Investments in Related Parties, Cost	18,441
Summary of Investments, Other than Investments in Related Parties, Fair Value	18,928
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	18,928
Policy Loans
Summary of Investments, Other than Investments in Related Parties, Cost	11,328
Summary of Investments, Other than Investments in Related Parties, Fair Value	11,328
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	11,328
Short-term Investments
Summary of Investments, Other than Investments in Related Parties, Cost	22,644
Summary of Investments, Other than Investments in Related Parties, Fair Value	22,644
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	22,644
Other Long-term Investments
Summary of Investments, Other than Investments in Related Parties, Cost	13,795
Summary of Investments, Other than Investments in Related Parties, Fair Value	13,795
Summary of Investments, Other than Investments in Related Parties, Carrying Amount	$ 13,795