Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities:
Net (loss) income	$ (2,860)	$ 2,772
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities:
Depreciation and amortization	1,659	368
Amortization of operating lease-right-of use assets	1,365	0
Stock-based compensation	7,771	1,123
Gain on equity method investment	0	(40)
Provision for excess and obsolete inventory	287	263
Interest expenses for accretion of the legal settlement liabilities	1,047	776
Change in operating assets and liabilities:
Trade accounts receivable	(7,964)	(6,054)
Inventories	(14,355)	(3,874)
Prepaid expenses and other assets	(8,664)	(2,557)
Trade accounts payable	3,677	(149)
Accrued expenses and other liabilities	2,784	505
Legal settlement liabilities	533	965
Deferred revenue	4,598	3,923
Lease liabilities	(798)	0
Net cash (used in) provided by operating activities	(10,920)	(1,979)
Cash flows from investing activities:
Purchase of property and equipment	(2,108)	(1,760)
Payment of investment	(1,587)	0
Payment for additional investment in Cytek Japan, net of cash acquired	0	371
Net cash used in investing activities	(3,695)	(1,389)
Cash flows from financing activities:
Repayment of Paycheck Protection Program loan	0	(2,772)
Payment of deferred offering cost	0	(1,081)
Proceeds from Employee Stock Purchase Plan	765	0
Payments for taxes related to net share settlement of equity awards	(67)
Proceeds from issuance of common stock under employee stock plans	810	317
Net cash provided by financing activities	1,508	(3,536)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(1,617)	631
Cash, cash equivalents and restricted cash:
Net (decrease) increase in cash, cash equivalents and restricted cash	(14,724)	(6,273)
Cash, cash equivalents and restricted cash at beginning of period	364,618	166,119
Cash, cash equivalents and restricted cash at end of period	349,894	159,846
Supplemental disclosure of cash flow information:
Cash paid for taxes	7,657	2,007
Non-cash investing and financing activities:
Fixed asset purchases in accounts payable at period end	251	338
Intangible asset in accrued expenses at period end	40	0
Stock option exercise in accounts receivable at period end	0	45
Deferred financing costs in accounts payable at period end	$ 0	$ 1,691