Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (15,060)	$ (55,021)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock-based compensation expense	9,235	7,228
Interest expense on financing liability	4,873	4,814
Write-off of inventory	3,359	451
Depreciation and amortization	2,173	1,326
Loss (gain) on foreign currency transaction	1,205	(6,486)
Amortization of debt discount and issuance costs	941	940
Amortization of right-of-use assets	657	2,331
Gain on available-for-sale securities	(932)
Other, net	(245)	469
Interest on milestone right		3,912
Changes in operating assets and liabilities:
Accounts receivable, net	(10,988)	(10,036)
Inventory	(6,877)	(2,720)
Prepaid expenses and other current assets	(5,231)	(235)
Other assets	(20)	(441)
Accounts payable	6,075	867
Accrued expenses and other current liabilities	(4,403)	(134)
Deferred revenue	24,320	11,059
Recognized loss on purchase commitments	(4,286)	(2,928)
Operating lease liabilities	(1,153)	(2,441)
Deposits from customer		(3,387)
Net cash provided by (used in) operating activities	3,752	(50,230)
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from maturity of debt securities	69,083	53,307
Purchase of held-to-maturity debt securities	(26,447)	(68,470)
Purchase of property and equipment	(25,180)	(2,222)
Acquisition of V-Go		(15,099)
Purchase of available-for-sale securities		(5,000)
Net cash provided by (used in) investing activities	17,456	(37,484)
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	(8,492)	(248)
Payment on financing liability	(115)	(1,399)
Net cash used in financing activities	(4,791)	(963)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	16,417	(88,677)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	69,767	124,184
CASH AND CASH EQUIVALENTS, END OF PERIOD	86,184	35,507
SUPPLEMENTAL CASH FLOWS DISCLOSURES:
Interest paid in cash	4,259	4,341
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Reclassification of Midcap credit facility from long-term to current	16,667
Reclassification of investments from long-term to current	2,623	52,236
Non-cash construction in progress, property and equipment	1,858	916
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	109	10,116
Issuance of common stock under employee stock purchase plan		740
Addition of right-of-use-asset		1,812
UT owned property and equipment		1,563
Contingent milestone liability		610
The Mann Group L L C
Adjustments to reconcile net loss to net cash used in operating activities:
Interest expense on Mann Group convertible note	109	$ 202
At The Market Issuance
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from at-the-market offering	2,782
Issuance costs associated with at-the-market offering	$ (41)