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Summary of Significant Accounting Policies (Detail 7) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Mar. 31, 2015	Jun. 30, 2014
Assets and liabilities measured at fair value on a recurring basis
Redeemable Noncontrolling Interest	$ 19,801us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount	$ 16,801us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount
Total	19,801lrn_AssetsAndLiabilitiesMeasuredAtFairValueRecurring
Estimate of Fair Value Measurement | LearnBop
Assets and liabilities measured at fair value on a recurring basis
Redeemable Noncontrolling Interest	3,000us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lrn_LearnbopIncMember
Fair Value, Inputs, Level 3
Assets and liabilities measured at fair value on a recurring basis
Total	19,801lrn_AssetsAndLiabilitiesMeasuredAtFairValueRecurring / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member
Fair Value, Measurements, Recurring
Assets and liabilities measured at fair value on a recurring basis
Total	3,000lrn_AssetsAndLiabilitiesMeasuredAtFairValueRecurring / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember	16,801lrn_AssetsAndLiabilitiesMeasuredAtFairValueRecurring / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Fair Value, Measurements, Recurring | LearnBop
Assets and liabilities measured at fair value on a recurring basis
Purchases, Issuances and Settlements	3,000us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lrn_LearnbopIncMember
Fair Value, Measurements, Recurring | Estimate of Fair Value Measurement
Assets and liabilities measured at fair value on a recurring basis
Total	19,801lrn_AssetsAndLiabilitiesMeasuredAtFairValueRecurring / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember	16,801lrn_AssetsAndLiabilitiesMeasuredAtFairValueRecurring / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Fair Value, Measurements, Recurring | Estimate of Fair Value Measurement | Middlebury Interactive Languages LLC
Assets and liabilities measured at fair value on a recurring basis
Redeemable Noncontrolling Interest	16,801us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lrn_MiddleburyInteractiveLanguagesLLCMember	16,801us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lrn_MiddleburyInteractiveLanguagesLLCMember
Fair Value, Measurements, Recurring | Estimate of Fair Value Measurement | LearnBop
Assets and liabilities measured at fair value on a recurring basis
Redeemable Noncontrolling Interest	3,000us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_EstimateOfFairValueFairValueDisclosureMember / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lrn_LearnbopIncMember
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 3
Assets and liabilities measured at fair value on a recurring basis
Total		16,801lrn_AssetsAndLiabilitiesMeasuredAtFairValueRecurring / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 3 | Middlebury Interactive Languages LLC
Assets and liabilities measured at fair value on a recurring basis
Redeemable Noncontrolling Interest	16,801us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lrn_MiddleburyInteractiveLanguagesLLCMember	16,801us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lrn_MiddleburyInteractiveLanguagesLLCMember
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 3 | LearnBop
Assets and liabilities measured at fair value on a recurring basis
Redeemable Noncontrolling Interest	$ 3,000us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount / us-gaap_FairValueByFairValueHierarchyLevelAxis = us-gaap_FairValueInputsLevel3Member / us-gaap_FairValueByMeasurementFrequencyAxis = us-gaap_FairValueMeasurementsRecurringMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = lrn_LearnbopIncMember

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