XML 24 R55.htm IDEA: XBRL DOCUMENT
v3.20.2

Stock-Based Compensation (Details) - USD ($) shares in Millions, $ in Millions | 3 Months Ended
--- | ---
Aug. 31, 2020 | Aug. 31, 2019
Stock-Based Compensation (Details) - Schedule of stock-based compensation [Line Items] |  |
Stock-based compensation expense | $ 0.6 | $ 1.5
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period | 0.0 | 0.0
Stock option expense |  |
Stock-Based Compensation (Details) - Schedule of stock-based compensation [Line Items] |  |
Stock-based compensation expense | $ 0.3 | $ 0.6
Restricted stock unit expense |  |
Stock-Based Compensation (Details) - Schedule of stock-based compensation [Line Items] |  |
Stock-based compensation expense | 0.2 | 0.8
Management stock purchase plan |  |
Stock-Based Compensation (Details) - Schedule of stock-based compensation [Line Items] |  |
Stock-based compensation expense | 0.0 | 0.0
Employee stock purchase plan |  |
Stock-Based Compensation (Details) - Schedule of stock-based compensation [Line Items] |  |
Stock-based compensation expense | $ 0.1 | $ 0.1

X
- Definition -- None. No documentation exists for this element. -- + References No definition available. + Details
Name: | schl_StockBasedCompensationDetailsScheduleofstockbasedcompensationLineItems
Namespace Prefix: | schl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of shares issued under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_EmployeeStockOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=schl_ManagementStockPurchasePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=schl_EmployeeStockPurchasePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |