Leases - Narrative (Details)	6 Months Ended
Jul. 31, 2021
Leases [Abstract]
Current lease expiration year	2034

Year which operating lease is set to expire, in CCYY format.

No definition available.

Name:	scvl_LesseeOperatingLeaseExpirationYear
Namespace Prefix:	scvl_
Data Type:	xbrli:gYearItemType
Balance Type:	na
Period Type:	duration