Consolidated Balance Sheets - USD ($)	Sep. 30, 2023	Dec. 31, 2022
Current Assets:
Cash and cash equivalents	$ 217,533,000	$ 83,980,000
Short-term investments	7,358,000	26,867,000
Accounts receivable, net of allowance of $2,289 and $2,365	53,402,000	70,797,000
Inventories	59,264,000	95,704,000
Prepaid expenses	6,423,000	6,273,000
Other current assets	12,484,000	41,569,000
Total current assets	356,464,000	325,190,000
Noncurrent Assets:
Property, plant and equipment, net of accumulated depreciation of $84,168 and $69,881	48,027,000	59,413,000
Operating right-of-use assets, net	13,302,000	10,399,000
Finance right-of-use assets, net	793,000	1,293,000
Intangible assets, net of accumulated amortization of $27,336 and $31,077	3,793,000	11,694,000
Goodwill	35,033,000	35,104,000
Deferred tax asset	47,000	0
Other noncurrent assets	973,000	1,087,000
Total noncurrent assets	101,968,000	118,990,000
TOTAL ASSETS	458,432,000	444,180,000
Current Liabilities:
Accounts payable	14,966,000	38,020,000
Deferred revenue	1,824,000	2,273,000
Accrued expenses and other current liabilities	21,140,000	25,762,000
Finance lease liability	1,000,000	1,179,000
Operating lease liability	2,017,000	1,764,000
Acquisition-related contingent consideration obligation	0	65,000
Total current liabilities	40,947,000	69,063,000
Noncurrent Liabilities:
Finance lease liability	247,000	503,000
Operating lease liability	11,758,000	9,101,000
Acquisition-related contingent consideration obligation	0	99,000
Other noncurrent liabilities	595,000	581,000
Deferred income taxes	0	408,000
Total noncurrent liabilities	12,600,000	10,692,000
TOTAL LIABILITIES	53,547,000	79,755,000
Commitments and contingencies (Note 12)
STOCKHOLDERS' EQUITY
Preferred stock, par value $0.000001, 25,000 shares authorized, none issued	0	0
Common stock, par value $0.000001, 120,000 shares authorized, 73,483 and 72,734 shares issued and outstanding	0	0
Additional paid-in capital	526,261,000	520,446,000
Accumulated other comprehensive loss	(17,372,000)	(18,435,000)
Accumulated deficit	(104,004,000)	(137,586,000)
Total stockholders' equity	404,885,000	364,425,000
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 458,432,000	$ 444,180,000