Condensed Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Operating activities:
Net (loss) income	$ (15,573)	$ 2,276
Adjustments to reconcile net (loss) income to net cash used for operating activities:
Depreciation, amortization, and impairment	412	614
Gain on contract termination	(300)	0
Share-based compensation	3,119	975
Amortization of debt issuance costs and discounts	5,342	115
Other, net	19	(267)
Changes in operating assets and liabilities:
Trade and other receivables, net	2,486	(4,728)
Inventories	(197)	(170)
Prepaid expenses and other assets	1,871	1,812
Accounts payable	(1,730)	743
Accrued expenses and other liabilities	(1,746)	(4,643)
Deferred revenue	(11,093)	4,182
Net cash (used for) provided by operating activities	(17,390)	909
Investing activities:
Capital expenditures	(64)	(828)
Net cash used for investing activities	(64)	(828)
Financing activities:
Proceeds from issuance and exercise of warrants	0	3,542
Proceeds from shares issued under employee stock purchase plan	30	31
Proceeds from exercise of stock options, net	539	0
Repayment of debt principal including lease liabilities	(10)	(12,543)
Premium paid to retire debt	0	(1,027)
Payments for taxes on share-based compensation	(898)	(11)
Net cash provided by (used for) financing activities	83,452	(4,918)
Net increase (decrease) in cash and cash equivalents	65,998	(4,837)
Cash and cash equivalents:
Cash and cash equivalents at beginning of period	23,872	27,273
Cash and cash equivalents at end of period	89,870	22,436
Supplemental disclosures of cash flow information:
Cash payments for income taxes	305	0
Cash payments for interest	2,528	2,820
Proceeds from common stock issued under public equity offering, net - ATM
Financing activities:
Proceeds from common stock issued under public equity offering	11,817	5,090
Proceeds from common stock issued under public equity offering, net
Financing activities:
Proceeds from common stock issued under public equity offering	$ 71,974	$ 0