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Goodwill and Other Intangibles (Details) (USD $) In Millions, unless otherwise specified | 6 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2014 | Nov. 30, 2013 | May 31, 2014
Goodwill and Other Intangibles (Details) [Line Items] |  |  |
Goodwill, Impairment Loss | $ 0us-gaap_GoodwillImpairmentLoss | $ 13.4us-gaap_GoodwillImpairmentLoss | $ 13.4us-gaap_GoodwillImpairmentLoss
Finite-Lived Intangible Asset, Useful Life | 6 years 7 months 6 days |  |
Finite-Lived Intangible Assets |  |  |
Goodwill and Other Intangibles (Details) [Line Items] |  |  |
Amortization of Intangible Assets | 1.2us-gaap_AmortizationOfIntangibleAssets / us-gaap_FairValueByAssetClassAxis = us-gaap_FiniteLivedIntangibleAssetsMember | 1.2us-gaap_AmortizationOfIntangibleAssets / us-gaap_FairValueByAssetClassAxis = us-gaap_FiniteLivedIntangibleAssetsMember |
Children's Book Publishing and Distribution |  |  |
Goodwill and Other Intangibles (Details) [Line Items] |  |  |
Goodwill, Impairment Loss |  | $ 0us-gaap_GoodwillImpairmentLoss / us-gaap_StatementBusinessSegmentsAxis = schl_ChildrensBookPublishingAndDistributionMember |

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13854-109267 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13777-109266 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 + Details
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