2.4.0.8078 - Disclosure - Note 13 - Employee Benefit Plans (Details) - Assumed health care cost trend ratestruefalsefalse1false falsefalsec2_From1Jul2012To30Jun2013http://www.sec.gov/CIK0000006314duration2012-07-01T00:00:002013-06-30T00:00:00pureStandardhttp://www.xbrl.org/2003/instancepurexbrli02false falsefalsec3_From1Jul2011To30Jun2012http://www.sec.gov/CIK0000006314duration2011-07-01T00:00:002012-06-30T00:00:00pureStandardhttp://www.xbrl.org/2003/instancepurexbrli01true 3anen_Note13EmployeeBenefitPlansDetailsAssumedhealthcarecosttrendratesLineItemsanen_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 13 - Employee Benefit Plans (Details) - Assumed health care cost trend rates [Line Items]2false 4us-gaap_DefinedBenefitPlanUltimateHealthCareCostTrendRateus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel1truetruefalse0.050.05falsefalsefalse2truetruefalse0.050.05falsefalsefalsenum:percentItemTypepureThe ultimate trend rate for health care costs.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (l) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 false0Rate that the cost trend rate gradually declines to3false 4us-gaap_DefinedBenefitPlanYearThatRateReachesUltimateTrendRateus-gaap_truenainstantfalsefalsefalsefalsefalsefalsefalsefalselabel1falsefalsefalse002022falsefalsefalse2falsefalsefalse002020falsefalsefalsexbrli:gYearItemTypepositiveintegerYear the ultimate health care cost trend rate is expected to be reached, in CCYY format.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (l) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 false0Year that the rate reaches the rate it is assumed to remain at4false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3false truefalsec142_From1Jul2012To30Jun2013_MinimumMemberhttp://www.sec.gov/CIK0000006314duration2012-07-01T00:00:002013-06-30T00:00:00falsefalseMinimum [Member]us-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MinimumMemberus-gaap_RangeAxisexplicitMemberpureStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Minimum [Member]5true 3anen_Note13EmployeeBenefitPlansDetailsAssumedhealthcarecosttrendratesLineItemsanen_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 13 - Employee Benefit Plans (Details) - Assumed health care cost trend rates [Line Items]6false 4us-gaap_DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYearus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel1truetruefalse0.0600.060falsefalsefalse2truetruefalse0.0700.070falsefalsefalsenum:percentItemTypepureThe assumed health care cost trend rate for the next year used to measure the expected cost of benefits covered by the plan (gross eligible charges). This is based upon the annual rate of change in the cost of health care benefits currently provided by the postretirement benefit plan, due to factors other than changes in the composition of the plan population by age and dependency status.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (l) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Health Care Cost Trend Rate -URI http://asc.fasb.org/extlink&oid=6514820 false0Health care cost trend rate assumed for next year7false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse5false truefalsec143_From1Jul2012To30Jun2013_MaximumMemberhttp://www.sec.gov/CIK0000006314duration2012-07-01T00:00:002013-06-30T00:00:00falsefalseMaximum [Member]us-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MaximumMemberus-gaap_RangeAxisexplicitMemberpureStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Maximum [Member]8true 3anen_Note13EmployeeBenefitPlansDetailsAssumedhealthcarecosttrendratesLineItemsanen_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Note 13 - Employee Benefit Plans (Details) - Assumed health care cost trend rates [Line Items]9false 4us-gaap_DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYearus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel1truetruefalse0.0800.080falsefalsefalse2truetruefalse0.08500.0850falsefalsefalsenum:percentItemTypepureThe assumed health care cost trend rate for the next year used to measure the expected cost of benefits covered by the plan (gross eligible charges). This is based upon the annual rate of change in the cost of health care benefits currently provided by the postretirement benefit plan, due to factors other than changes in the composition of the plan population by age and dependency status.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (l) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Health Care Cost Trend Rate -URI http://asc.fasb.org/extlink&oid=6514820 false0Health care cost trend rate assumed for next yearfalseNote 13 - Employee Benefit Plans (Details) - Assumed health care cost trend ratesUnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://investor.anaren.com/role/AssumedhealthcarecosttrendratesTable29