2.4.0.8044 - Disclosure - Note 10 - Employee Benefit Plans (Details)truefalsefalse1false USDfalsefalse$c8_From1Jan2013To30Jun2013http://www.sec.gov/CIK0000055362duration2013-01-01T00:00:002013-06-30T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$c87_From1Jan2012To31Dec2012http://www.sec.gov/CIK0000055362duration2012-01-01T00:00:002012-12-31T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 1us-gaap_CompensationAndRetirementDisclosureAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Compensation and Retirement Disclosure [Abstract]2false 2us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYearus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2truefalsefalse14400001440000USD$falsetruefalsexbrli:monetaryItemTypemonetaryAmount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 false2Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year3false 2us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInCurrentFiscalYearus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse960000960000falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of employer's best estimate of contributions expected to be paid to the plan in the current remaining fiscal period.No definition available.false2Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year4false 2us-gaap_DefinedBenefitPlanContributionsByEmployerus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse600000600000USD$falsetruefalse2falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe increase in the fair value of plan assets from contributions made by the employer.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 false2Defined Benefit Plan, Contributions by EmployerfalseNote 10 - Employee Benefit Plans (Details) (USD $)NoRoundingUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.investorsheritage.com/role/Note10EmployeeBenefitPlansDetails24