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v3.20.1

Commitments and Contingencies (Narrative) (Details) - USD ($) $ in Millions | Mar. 31, 2020 | Jun. 30, 2019
--- | --- | ---
Network1 [Member] |  |
Other Commitments [Line Items] |  |
Cash held in escrow | $ 5.0 | $ 6.5

X
- Definition Business Acquisition, Cost of Acquired Entity, Cash Held in Escrow + References No definition available. + Details
Name: | scsc_BusinessAcquisitionCostOfAcquiredEntityCashHeldInEscrow
Namespace Prefix: | scsc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_OtherCommitmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_BusinessAcquisitionAxis=scsc_Network1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |