Note 5. Fair Value Disclosures: Fair Value Measurements, Recurring and Nonrecurring (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Fixed maturities, available-for-sale	$ 608,256	$ 583,880
Equity securities, available-for-sale	9,051	13,895
Trading securities	9,242	11,095
Corporate Debt Securities
Fixed maturities, available-for-sale	163,353	261,924
Residential Mortgage Backed Securities Member
Fixed maturities, available-for-sale	3,370	5,106
Commercial Mortgage Backed Securities
Fixed maturities, available-for-sale	1,233	953
US Treasury Securities
Fixed maturities, available-for-sale	222,158	22,892
US Government Agencies Debt Securities
Fixed maturities, available-for-sale	52	69
US Government-sponsored Enterprises Debt Securities
Fixed maturities, available-for-sale	12,040	14,656
US States and Political Subdivisions Debt Securities
Fixed maturities, available-for-sale	199,962	239,381
Foreign Government Debt
Fixed maturities, available-for-sale	1,856	34,700
Redeemable Preferred Stock
Fixed maturities, available-for-sale	4,232	4,199
COMMON STOCK
Equity securities, available-for-sale	4,891	9,757
Nonredeemable Preferred Stock
Equity securities, available-for-sale	4,160	4,138
Fair Value, Measurements, Recurring
Fixed maturities, available-for-sale	608,256	583,880
Equity securities, available-for-sale	9,051	13,895
Trading securities	9,242	11,095
Financial Assets, Fair Value Disclosure	626,549	608,870
Fair Value, Measurements, Recurring | Interest Rate Swap
Derivative Liability, Fair Value, Gross Liability	55	83
Fair Value, Measurements, Recurring | Corporate Debt Securities
Fixed maturities, available-for-sale	163,353	261,924
Fair Value, Measurements, Recurring | Residential Mortgage Backed Securities Member
Fixed maturities, available-for-sale	3,370	5,106
Fair Value, Measurements, Recurring | Commercial Mortgage Backed Securities
Fixed maturities, available-for-sale	1,233	953
Fair Value, Measurements, Recurring | US Treasury Securities
Fixed maturities, available-for-sale	222,158	22,892
Fair Value, Measurements, Recurring | US Government Agencies Debt Securities
Fixed maturities, available-for-sale	52	69
Fair Value, Measurements, Recurring | US Government-sponsored Enterprises Debt Securities
Fixed maturities, available-for-sale	12,040	14,656
Fair Value, Measurements, Recurring | US States and Political Subdivisions Debt Securities
Fixed maturities, available-for-sale	199,962	239,381
Fair Value, Measurements, Recurring | Foreign Government Debt
Fixed maturities, available-for-sale	1,856	34,700
Fair Value, Measurements, Recurring | Redeemable Preferred Stock
Fixed maturities, available-for-sale	4,232	4,199
Fair Value, Measurements, Recurring | COMMON STOCK
Equity securities, available-for-sale	4,891	9,757
Fair Value, Measurements, Recurring | Nonredeemable Preferred Stock
Equity securities, available-for-sale	4,160	4,138
Fair Value, Measurements, Recurring | Equity Securities
Trading securities	9,242	11,095
Fair Value, Inputs, Level 1 | Fair Value, Measurements, Recurring
Fixed maturities, available-for-sale	4,232	4,199
Equity securities, available-for-sale	9,051	13,895
Trading securities	9,242	11,095
Financial Assets, Fair Value Disclosure	22,525	29,189
Fair Value, Inputs, Level 1 | Fair Value, Measurements, Recurring | Redeemable Preferred Stock
Fixed maturities, available-for-sale	4,232	4,199
Fair Value, Inputs, Level 1 | Fair Value, Measurements, Recurring | COMMON STOCK
Equity securities, available-for-sale	4,891	9,757
Fair Value, Inputs, Level 1 | Fair Value, Measurements, Recurring | Nonredeemable Preferred Stock
Equity securities, available-for-sale	4,160	4,138
Fair Value, Inputs, Level 1 | Fair Value, Measurements, Recurring | Equity Securities
Trading securities	9,242	11,095
Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring
Fixed maturities, available-for-sale	600,543	576,414
Financial Assets, Fair Value Disclosure	600,543	576,414
Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring | Interest Rate Swap
Derivative Liability, Fair Value, Gross Liability	55	83
Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring | Corporate Debt Securities
Fixed maturities, available-for-sale	163,353	261,924
Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring | Residential Mortgage Backed Securities Member
Fixed maturities, available-for-sale	3,370	5,106
Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring | US Treasury Securities
Fixed maturities, available-for-sale	222,158	22,892
Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring | US Government Agencies Debt Securities
Fixed maturities, available-for-sale	52	69
Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring | US Government-sponsored Enterprises Debt Securities
Fixed maturities, available-for-sale	12,040	14,656
Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring | US States and Political Subdivisions Debt Securities
Fixed maturities, available-for-sale	197,714	237,067
Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring | Foreign Government Debt
Fixed maturities, available-for-sale	1,856	34,700
Fair Value, Inputs, Level 3 | Fair Value, Measurements, Recurring
Fixed maturities, available-for-sale	3,481	3,267
Financial Assets, Fair Value Disclosure	3,481	3,267
Fair Value, Inputs, Level 3 | Fair Value, Measurements, Recurring | Commercial Mortgage Backed Securities
Fixed maturities, available-for-sale	1,233	953
Fair Value, Inputs, Level 3 | Fair Value, Measurements, Recurring | US States and Political Subdivisions Debt Securities
Fixed maturities, available-for-sale	$ 2,248	$ 2,314