CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Current assets:
Cash	$ 3,527	$ 8,002
Accounts receivable, net	1,437	1,527
Other receivable	67	120
Inventory	10,628	10,345
Prepaid expenses and other current assets	13,743	12,204
Total current assets	29,402	32,198
Property and equipment, net	483	464
Operating lease - right-of-use asset	1,062	936
Intangible assets, net	17,285	18,479
Other assets	1,240	1,348
Total assets	49,472	53,425
Current liabilities:
Accounts payable	8,443	5,286
Accrued liabilities	4,175	1,911
Deferred revenue	170	170
Operating lease liability, current	226	299
Notes payable, net of discount (includes note designated at Fair Value Option amounting to $18.1 million as of September 30, 2025, and $11.9 million as of December 31, 2024, respectively)	23,108	12,038
Total current liabilities	36,122	19,704
Operating lease liability, net of current portion	918	686
Deferred revenue, net of current portion	425	553
Notes payable, net of discount, net of current portion (includes notes designated at Fair Value Option amounting to $10.7 million as of September 30, 2025, and $21.7 million as of December 31, 2024, respectively)	7,648	23,503
Total liabilities	45,113	44,446
Commitments and contingencies (See Note 6)
Redeemable preferred stock: $0.0001 par value; 179 shares designated from 10,000,000 preferred stock authorized at September 30, 2025, and December 31, 2024; 99 shares issued and outstanding at September 30, 2025 and December 31, 2024	0	2,485
Stockholders' equity
Additional paid-in capital	380,836	354,234
Noncontrolling interest	(1,268)	(791)
Accumulated deficit	(376,855)	(346,482)
Accumulated other comprehensive loss	(839)	(467)
Total stockholders' equity	4,359	6,494
Total liabilities, redeemable preferred stock and stockholders' equity	49,472	53,425
Series G convertible preferred stock
Stockholders' equity
Preferred stock value
Series I convertible preferred stock
Stockholders' equity
Preferred stock value
Series L Perpetual Preferred Stock
Stockholders' equity
Preferred stock value	2,485
Series M Perpetual Preferred Stock
Stockholders' equity
Preferred stock value
Series N Perpetual Preferred Stock
Stockholders' equity
Preferred stock value
Common stock - voting
Stockholders' equity
Common stock value	0	0
Common stock - non-voting
Stockholders' equity
Common stock value	$ 0	$ 0