Income Taxes and Other Taxes (Detail)	12 Months Ended
May 31, 2013
Expected Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate	39.80%

The expected domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

No definition available.

Name:	schl_ExpectedEffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
Namespace Prefix:	schl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration