Legal Settlement Liability - Additional Information (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Oct. 06, 2020	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023	Dec. 31, 2020
Loss Contingencies [Line Items]
Upfront payment	$ 2,000
Royalty payment duration	10 years
Mile stone payment	$ 6,000
Common stock, shares issued (in shares)		129,766,011		129,766,011		130,714,906
Litigation settlement interest		$ 100	$ 500	$ 500	$ 1,300
Settlement liabilities, payment period		10 years		10 years
Legal settlement liability, current		$ 2,496		$ 2,496		$ 2,561
Becton, Dickinson and Company VS. Cytek
Loss Contingencies [Line Items]
Legal settlement liability, current		$ 19,600		$ 19,600		$ 19,000
Patent
Loss Contingencies [Line Items]
Finite-lived intangible asset, average useful life		18 months		18 months
Common stock
Loss Contingencies [Line Items]
Common stock, shares issued (in shares)							2,087,545