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Inventories - Additional Information (Details)	Nov. 26, 2021	Aug. 27, 2021
Inventory Disclosure [Abstract]
Percentage of inventories	10.00%	11.00%

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- Definition

Percentage of inventories.

+ References

No definition available.

+ Details

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Namespace Prefix:	sgh_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

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- References

No definition available.

+ Details

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