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Leases (Tables)
3 Months Ended
Mar. 31, 2023
Leases  
Schedule of lease cost

Three Months Ended March 31, 

    

Classification

    

2023

    

2022

Operating lease cost:

 

Fixed lease cost

 

Research and development

$

176

$

176

Fixed lease cost

 

General and administrative

19

19

Finance lease cost:

 

  

 

 

Amortization of lease assets

 

Research and development

 

30

 

38

Interest on lease liabilities

 

Interest expense

 

5

 

10

Total Lease Cost

$

230

$

243

Weighted average remaining lease term (years):

    

Operating leases

 

3.6

Finance leases

 

2.1

Weighted average discount rate:

 

  

Operating leases

 

10.3

%

Finance leases

 

6.5

%

Schedule of lease liability maturity

    

Operating

    

Finance

    

Year ending December 31:

Leases

Leases

Total

2023 (nine months remaining)

$

964

$

86

$

1,050

2024

 

1,317

 

115

 

1,432

2025

 

1,356

 

64

 

1,420

2026

 

1,158

 

 

1,158

Total minimum lease payments

 

4,795

 

265

 

5,060

Less: interest

 

(777)

 

(18)

 

(795)

Present value of lease liabilities

$

4,018

$

247

$

4,265