Document And Entity Information (USD $)	12 Months Ended
	May 31, 2013	Nov. 30, 2012	Jun. 28, 2013 Common Class A [Member]	Jun. 28, 2013 Common Stock [Member]
Document Information [Line Items]
Entity Registrant Name	SCHOLASTIC CORP
Document Type	10-K
Current Fiscal Year End Date	--05-31
Entity Common Stock, Shares Outstanding			1,656,200	30,116,979
Entity Public Float		$ 740,510,478
Amendment Flag	false
Entity Central Index Key	0000866729
Entity Current Reporting Status	No
Entity Voluntary Filers	No
Entity Filer Category	Large Accelerated Filer
Entity Well-known Seasoned Issuer	Yes
Document Period End Date	May 31, 2013
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	FY