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LEASES - Narrative (Details)	12 Months Ended
LEASES - Narrative (Details)	Jul. 31, 2020
Leases [Abstract]
Remaining lease term	11 years

Operating And Financing Lease, Weighted Average Remaining Lease Term

No definition available.

Name:	stcn_OperatingAndFinancingLeaseWeightedAverageRemainingLeaseTerm
Namespace Prefix:	stcn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

No definition available.

Name:	us-gaap_LeasesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration