Prepayments, Deposits, and Other Current Assets - Schedule Of Prepayments, Deposits, and Other Current Assets (Parenthetical) (Details)	Sep. 27, 2024	Dec. 29, 2023
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Percent of prepayments deposits and other current assets included in other	5.00%	5.00%

Percent of prepaid expenses deposits and other assets current.

No definition available.

Name:	staa_PercentOfPrepaidExpensesDepositsAndOtherAssetsCurrent
Namespace Prefix:	staa_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant