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Equity Transactions (Details 2) (Employee and Non Employees Stock Option, USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Stock option plan
Intrinsic value of options exercised			$ 0.5us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
Weighted-average grant date fair value of options granted (in dollars per share)			$ 7.20us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Unrecognized compensation	6.5us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized		6.5us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
Weighted average period for recognition of total unrecognized compensation expense related to unvested stock options granted			2 years 8 months 12 days
Chief Executive Officer and other Employees
Stock option plan
Stock based compensation expense	1.0us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = lrn_EmployeeAndNonEmployeesStockOptionMember / us-gaap_TitleOfIndividualAxis = lrn_ChiefExecutiveOfficerAndOtherEmployeesMember	0.9us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = lrn_EmployeeAndNonEmployeesStockOptionMember / us-gaap_TitleOfIndividualAxis = lrn_ChiefExecutiveOfficerAndOtherEmployeesMember	3.1us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = lrn_EmployeeAndNonEmployeesStockOptionMember / us-gaap_TitleOfIndividualAxis = lrn_ChiefExecutiveOfficerAndOtherEmployeesMember	4.6us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = lrn_EmployeeAndNonEmployeesStockOptionMember / us-gaap_TitleOfIndividualAxis = lrn_ChiefExecutiveOfficerAndOtherEmployeesMember
Vesting Based on Performance | Chief Executive Officer and other Employees
Stock option plan
Stock based compensation expense				$ 1.5us-gaap_AllocatedShareBasedCompensationExpense / us-gaap_AwardTypeAxis = lrn_EmployeeAndNonEmployeesStockOptionMember / us-gaap_TitleOfIndividualAxis = lrn_ChiefExecutiveOfficerAndOtherEmployeesMember / lrn_VestingCriteriaAxis = lrn_VestingBasedOnPerformanceMember

X

- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section S99

-Paragraph 1

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-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

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-Section 50

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-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F

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X

- Definition

Unrecognized cost of unvested share-based compensation awards.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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X

- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (d)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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