XML 33 R21.htm IDEA: XBRL DOCUMENT v3.23.3
Prepaid expenses and other assets (Tables)
9 Months Ended
Sep. 30, 2023
Prepaid expenses and other assets  
Schedule of prepaid expenses and other current assets

​

​

​

​

​

​

​

​

(in thousands)

    

September 30, 2023

    

December 31, 2022

Prepaid subscriptions and service contracts

​

$

416

​

$

876

Research and development advance payments

​

​

209

​

​

445

CARES Act employee retention credit receivable

​

​

-

​

​

847

Prepaid insurance

​

​

148

​

​

158

​

​

$

773

​

$

2,326

​