Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (11,938)	$ (87,400)	$ (80,926)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Stock-based compensation	17,649	13,447	12,200
Write-off of inventory	4,574	2,202	1,902
Depreciation and amortization	4,535	3,325	1,986
Amortization of debt discount and issuance costs	2,085	2,092	1,709
(Gain) loss on foreign currency transaction	1,916	(4,811)	(6,567)
Amortization of right-of-use assets	1,301	2,987	1,258
Loss on available-for-sale securities	170	932
Interest on liability for sale of future royalties	185
Interest on financing liability	31	9,552	1,372
Net (accretion) amortization of investments	(925)	707	520
Other, net	(339)	17
Loss on extinguishment of debt, net			17,200
Asset impairment			106
Interest on milestone right			3,663
Changes in operating assets and liabilities:
Accounts receivable, net	2,345	(11,807)	(776)
Inventory	(11,347)	(5,670)	(4,081)
Prepaid expenses and other current assets	(9,421)	(15,552)	(360)
Other assets	263	523	(138)
Accounts payable	(1,473)	4,096	1,374
Accrued expenses and other current liabilities	6,606	(723)	8,814
Deferred revenue	39,462	19,047	(14,567)
Recognized loss on purchase commitments	(9,424)	(5,709)	(5,892)
Operating lease liabilities	(2,385)	(3,309)	(2,135)
Accrued interest on Mann Group convertible note			(4,919)
Deposits from customer		(4,950)	4,950
Net cash provided by (used in) operating activities	34,094	(80,679)	(61,709)
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from held-to-maturity debt securities	119,166	107,340	59,060
Purchase of held-to-maturity debt securities	(79,095)	(74,536)	(196,131)
Purchase of property and equipment	(42,441)	(7,589)	(11,466)
Acquisition of V-Go		(15,341)
Proceeds from insurance claim	382
Purchase of available-for-sale securities		(5,000)	(3,000)
Net cash provided by (used in) investing activities	(1,988)	4,874	(151,537)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from sale of future royalties	150,000
Issuance costs associated with sale of future royalties	(4,050)
Proceeds from market price stock purchase plan and employee stock purchase plan	1,820	2,766	106
Payments for taxes related to net issuance of common stock associated with restricted stock units and stock options	(10,162)	319	(498)
Principal payment on financing liability	(189)	(18)
Milestone payment	(924)	(1,088)	(5,000)
Proceeds from Senior convertible notes			230,000
Issuance costs associated with Senior convertible notes			(7,268)
Proceeds from the sale-leaseback transaction			102,250
Issuance costs associated with at-the-market offering / sale-leaseback transaction			(3,120)
Deposit for the sale-leaseback transaction			(2,000)
Principal payments on Mann Group convertible note			(35,051)
Payment on MidCap credit facility	(6,667)		(10,000)
Payment of MidCap credit facility prepayment penalty			(1,000)
Net cash provided by financing activities	136,607	21,388	270,267
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	168,713	(54,417)	57,021
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	69,767	124,184	67,163
CASH AND CASH EQUIVALENTS, END OF PERIOD	238,480	69,767	124,184
SUPPLEMENTAL CASH FLOWS DISCLOSURES:
Interest paid in cash	18,279	8,852	11,268
NON-CASH INVESTING AND FINANCING ACTIVITIES:
Reclassification of Midcap credit facility from long-term to current	26,667
Reclassification of investments from long-term to current	6,404	82,850	32,654
Non-cash construction in progress, property and equipment	1,691	1,298	1,264
Right-of-use asset modification	728	3,793	278
Goodwill adjustment for a net reduction in liabilities	497
Receivable for insurance claim on damaged equipment	445
Accrued issuance costs associated with liability for sale of future royalties	325
Payments on debt and interest through common stock issuance	222	10,270	15,143
Reclassification of Thirona convertible notes and interest receivable from long-term to current		7,375
Issuance of common stock under employee stock purchase plan			1,090
Addition of right-of-use-asset		1,812	1,425
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 on Mann Group convertible note	224	325	1,598
At The Market Issuance
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from at-the-market-offering	6,887	19,790	1,886
Issuance costs associated with at-the-market offering / sale-leaseback transaction	$ (108)	$ (381)	$ (38)