Note 9. Debt and Junior Subordinated Debt Securities: Schedule of Long-term Debt Instruments (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Junior subordinated debt securities	$ 38,146	$ 38,146
Junior Subordinated Debt
Junior subordinated debt securities	38,146	38,146
Junior Subordinated Debt | Junior Subordinated Debt - Trust I
Junior subordinated debt securities	10,310	10,310
Junior Subordinated Debt | Junior Subordinated Debt - Trust II
Junior subordinated debt securities	12,372	12,372
Junior Subordinated Debt | Junior Subordinated Debt - Trust III
Junior subordinated debt securities	15,464	15,464
Independence Preferred Trust I Member
Trust Preferred Securities Issued Aggregate	10,000	10,000
Common Securities Issued By Unconsolidated Subsidiary Trusts	310	310
Independence Preferred Trust II Member
Trust Preferred Securities Issued Aggregate	12,000	12,000
Common Securities Issued By Unconsolidated Subsidiary Trusts	372	372
Independence Preferred Trust III Member
Trust Preferred Securities Issued Aggregate	15,000	15,000
Common Securities Issued By Unconsolidated Subsidiary Trusts	$ 464	$ 464