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Accrued Severance (Details) (USD $) In Millions, unless otherwise specified | 9 Months Ended
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Feb. 28, 2014
Disclosure For Accrued Severance [Abstract] |
Amount of severance expense incurred in the period for cost saving initiatives | $ 9.2
Other Severance Expense not related to cost saving initiatives | $ 0.5

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- Definition Amount of severance expense incurred in the period for cost saving initiatives. + References No definition available. + Details
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Namespace Prefix: | schl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | schl_DisclosureForAccruedSeveranceTextBlockAbstract
Namespace Prefix: | schl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Other Severance Expense not related to cost saving initiatives + References No definition available. + Details
Name: | schl_OtherSeveranceExpensenotrelatedtocostsavinginitiatives
Namespace Prefix: | schl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration