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Stockholders' Equity (Tables)
 6 Months Ended
Jun. 30, 2023
Stockholders' Equity Note [Abstract]  
Schedule of Designated Preferred Units As of June 30, 2023, the Company has designated the following preferred stock:
Designated Preferred SharesJune 30, 2023
Series A4,200 
Series B2,360 
Series C590 
Series D10,000 
Series E 40,000 
Series E-112,960 
Series F-1 24,900 
Series F-224,900 
Series F-334,860 
Series F-424,900 
Total179,670 
Summary of Avenue Warrant Valued Using the Black-Scholes Option Pricing Method The Company values stock options using the Black-Scholes option pricing model and used the following assumptions during the reporting periods:
 Six Months Ended June 30,
 20232022
Expected terms (years)
5.2-5.8
5.2-6.5
Expected volatility
129.8%-172.8%
174.8% -180.3%
Risk-free interest rate
3.88% -4.08%
1.75% - 2.90%
Expected dividends0.00%0.00%
Summary of Stock Option Activity The following is a summary of stock option activity for the six months ended June 30, 2023:
Number of Options Weighted Average
Exercise Price Per Share		Weighted Average
Remaining
Contractual Term
(in years)		Aggregate Intrinsic
Value
Outstanding at January 1, 20232,235,052$10.30 
Granted1,991,7576.19 
Exercised(468)4.67 
Expired(75,772)9.49 
Cancelled/Forfeited(22,637)10.36 
Outstanding at June 30, 20234,127,932$8.33 8.7$994 
Exercisable at June 30, 20231,741,313$10.56 7.7$116 
Summary of Stock Option Shares Outstanding and Exercisable The following table summarizes information for stock option shares outstanding and exercisable at June 30, 2023:
Options Outstanding
Range of Exercise PricesOutstanding Number of
Options		Weighted Average
Remaining Option Term
(in years)		Number of Options
$2.83 - $51.50
4,127,4338.71,740,814
$51.50+
4995.6499
4,127,9328.71,741,313
Summary of Recognized Share-based Compensation Cost The following is a summary of share-based compensation expense in the statement of operations for the three and six months ended June 30, 2023:
Three Months Ended June 30,Six Months Ended June 30,
(In thousands)2023202220232022
Selling, general and administrative$911 $1,467 $2,099 $2,866 
Research and development651 613 1,068 1,416 
Cost of goods sold99 39 155 108 
Total$1,661 $2,119 $3,322 $4,390 
Summary of Warrant Activity The following is a summary of common stock warrant activity for the six months ended June 30, 2023:
 Warrants
Weighted Average Exercise Price
Weighted Average
Remaining Life
(in years)
Outstanding at January 1, 20235,153,291$7.01 
Warrants issued81,8492.94 
Warrants exercised(538,828)0.01 
Outstanding at June 30, 20234,696,312$7.74 2.1
Exercisable at June 30, 20234,696,312$7.74 2.1
Schedule of Information Related to Stock Warrants Outstanding and Exercisable The following table presents information related to common stock warrants at June 30, 2023:
Warrants Exercisable
Range of Exercise PricesOutstanding
Number of
Warrants		Weighted Average
Remaining Warrant Term
(in years)		Number of Warrants
$0.011,037,7923.71,037,792
$4.50-$6.00
47,7772.847,777
$10.003,610,7431.73,610,743
4,696,3122.14,696,312