Summary of Significant Accounting Policies, Warranty (Details)	12 Months Ended
Dec. 31, 2023
Warranty [Abstract]
Warranty period	1 year

Term of the product warranty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

No definition available.

Name:	qsi_StandardProductWarrantyWarrantyPeriod
Namespace Prefix:	qsi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration