Organization and Description of Business and Accounting Policies - Schedule of Sales and Marketing Expenses for Distinct Services (Details) - USD ($) $ in Thousands	12 Months Ended
Jan. 02, 2026	Dec. 27, 2024	Dec. 29, 2023
Accounting Policies [Abstract]
Marketing and support services related to strategic cooperation agreements	$ 3,428	$ 3,342	$ 1,891

The amount of sales and marketing expenses for distinct services under Strategic Cooperation Agreements.

No definition available.

Name:	staa_MarketingAndSupportServicesRelatedToStrategicCooperationAgreements
Namespace Prefix:	staa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration