Subsequent Events	9 Months Ended
Sep. 30, 2022
Subsequent Events [Abstract]
Subsequent Events	23. Subsequent Events In November 2022, the Company's wholly-owned subsidiary, Cytek Biosciences (Wuxi) Co., Ltd. ("Cytek Wuxi"), entered into an agreement to purchase a building, comprised of approximately 769,800 square feet, in Wuxi, China to expand the operations at the location. The purchase price is approximately $5.8 million. Cytek Wuxi entered into a loan agreement on November 7, 2022, to finance approximately $2.8 million for this purchase. The loan term is 60 months from receiving of principal amount. The loan bears interest at a fixed annual rate of 4.5%.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI https://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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