Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (13,339)	$ (69,453)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Stock-based compensation expense	13,836	10,850
Write-off of inventory	3,659	1,368
Depreciation and amortization	3,310	2,308
Amortization of debt discount and issuance costs	1,570	1,567
Amortization of right-of-use assets	978	2,655
Interest expense on financing liability	26	3,357
Gain on available-for-sale securities	(932)
Gain on foreign currency transaction	(860)	(8,285)
Other, net	(433)	629
Changes in operating assets and liabilities:
Accounts receivable, net	(5,021)	(18,499)
Inventory	(9,004)	(1,337)
Prepaid expenses and other current assets	(8,516)	(8,087)
Other assets	(35)	(568)
Accounts payable	5,702	2,916
Accrued expenses and other current liabilities	(3,824)	835
Deferred revenue	33,722	13,412
Recognized loss on purchase commitments	(6,810)	(4,306)
Operating lease liabilities	(1,778)	(2,985)
Deposits from customer		(4,950)
Net cash provided by (used in) operating activities	12,416	(78,303)
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from maturity of debt securities	92,608	82,584
Purchase of held-to-maturity debt securities	(50,516)	(70,128)
Purchase of property and equipment	(36,567)	(2,493)
Acquisition of V-Go		(15,099)
Proceeds from insurance claim	382
Purchase of available-for-sale securities		(5,000)
Net cash provided by (used in) investing activities	5,907	(10,136)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from market price stock purchase plan and employee stock purchase plan	1,075	684
Payments for taxes related to net issuance of common stock associated with restricted stock units and stock options	(10,200)	(440)
Payment on financing liability	(137)	(2)
Milestone payment	(924)	(1,088)
Payment on MidCap credit facility	(1,667)
Net cash provided by (used in) financing activities	(5,074)	18,563
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	13,249	(69,876)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	69,767	124,184
CASH AND CASH EQUIVALENTS, END OF PERIOD	83,016	54,308
SUPPLEMENTAL CASH FLOWS DISCLOSURES:
Interest paid in cash	7,978	5,143
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Reclassification of Midcap credit facility from long-term to current	21,667
Reclassification of investments from long-term to current	5,085	72,090
Non-cash construction in progress, property and equipment	2,490	1,433
Right-of-use asset modification	728	3,794
Goodwill adjustment for a net reduction in liabilities	497
Payments on debt and interest through common stock issuance	165	10,215
Issuance of common stock under employee stock purchase plan		1,613
Addition of right-of-use-asset		1,812
Contingent milestone liability		610
The Mann Group L L C
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Interest expense on Mann Group convertible note	165	270
At The Market Issuance
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from at-the-market offering	6,887	19,790
Issuance costs associated with at-the-market offering	$ (108)	$ (381)