-- None. No documentation exists for this element. --

No definition available.

Name:	schl_DebtDetailsLineItems
Namespace Prefix:	schl_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Available Increase in Borrowing Capacity

+ References

No definition available.

+ Details

Name:	schl_DebtInstrumentAvailableIncreaseinBorrowingCapacity
Namespace Prefix:	schl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Debt Instrument, Restrictive Covenant, Maximum Consolidated Net Leverage Ratio

+ References

No definition available.

+ Details

Name:	schl_DebtInstrumentRestrictiveCovenantMaximumConsolidatedNetLeverageRatio
Namespace Prefix:	schl_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Standby Letters of Credit

+ References

No definition available.

+ Details

Name:	schl_StandbyLettersofCredit
Namespace Prefix:	schl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the aggregate of total long-term debt, including current maturities and short-term debt.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtLongtermAndShorttermCombinedAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityExpirationPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481372/852-10-55-10

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(13))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19)(a))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_ShortTermBorrowings
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Weighted average interest rate of short-term debt outstanding calculated at point in time.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_ShortTermDebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_DomesticLineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=schl_LoanAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=schl_SwinglineFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_EurodollarMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=schl_FederalFundsRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShortTermDebtTypeAxis=us-gaap_UnsecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Debt - Narrative (Details)			6 Months Ended
Debt - Narrative (Details)	Feb. 28, 2023	Oct. 27, 2021 USD ($)	Nov. 30, 2023 USD ($)	May 31, 2023 USD ($)	Nov. 30, 2022 USD ($)
Debt (Details) [Line Items]
Debt			$ 6,300,000	$ 6,000,000.0	$ 4,800,000
Standby letters of credit			3,800,000
Domestic Line of Credit
Debt (Details) [Line Items]
Standby letters of credit			3,400,000
Revolving Credit Facility
Debt (Details) [Line Items]
Debt			0	0	0
Standby letters of credit			$ 400,000
Loan Agreement
Debt (Details) [Line Items]
Maximum borrowing capacity		$ 300,000,000.0
Commitment fee percentage			0.20%
Consolidated net leverage ratio, maximum		2.75
Increase in borrowing capacity available under accordion feature		$ 150,000,000.0
Debt Instrument, Term		5 years
Loan Agreement \| Minimum
Debt (Details) [Line Items]
Commitment fee percentage		0.20%
Loan Agreement \| Maximum
Debt (Details) [Line Items]
Commitment fee percentage		0.30%
Loan Agreement \| Swingline Facility
Debt (Details) [Line Items]
Maximum borrowing capacity		$ 15,000,000.0
Loan Agreement \| Revolving Credit Facility
Debt (Details) [Line Items]
Maximum borrowing capacity		$ 50,000,000.0
Loan Agreement \| Eurodollar
Debt (Details) [Line Items]
Variable rate (percentage)		1.00%
Loan Agreement \| Base Rate
Debt (Details) [Line Items]
Variable rate (percentage)			0.35%
Loan Agreement \| Base Rate \| Minimum
Debt (Details) [Line Items]
Variable rate (percentage)		0.35%
Loan Agreement \| Base Rate \| Maximum
Debt (Details) [Line Items]
Variable rate (percentage)		0.75%
Loan Agreement \| Federal Funds Rate
Debt (Details) [Line Items]
Variable rate (percentage)		0.50%
Loan Agreement \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Debt (Details) [Line Items]
Variable rate (percentage)	0.10%		1.35%
Loan Agreement \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate \| Minimum
Debt (Details) [Line Items]
Variable rate (percentage)	1.35%
Loan Agreement \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate \| Maximum
Debt (Details) [Line Items]
Variable rate (percentage)	1.75%
Unsecured Debt \| Domestic Line of Credit
Debt (Details) [Line Items]
Borrowing capacity			$ 10,000,000.0
Short-term debt			$ 0	0	0
Expiration period (in days)			365 days
Remaining borrowing capacity			$ 6,600,000
Unsecured Debt \| Line of Credit
Debt (Details) [Line Items]
Borrowing capacity			30,900,000
Debt			$ 6,300,000	$ 6,000,000.0	$ 4,800,000
Expiration period (in days)			364 days
Weighted average interest rate (percentage)			3.90%	4.90%	5.80%
Remaining borrowing capacity			$ 24,600,000