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Prepaid expenses and other assets (Tables)
6 Months Ended
Jun. 30, 2022
Prepaid expenses and other assets  
Schedule of prepaid expenses and other current assets

(in thousands)

    

June 30, 2022

    

December 31, 2021

CARES Act employee retention credit receivable

$

847

$

Prepaid insurance

830

2,019

Research and development advance payments

501

586

Other prepaids and short-term deposits

528

492

Reimbursement receivable from DoD

243

2,674

Unbilled reimbursement receivable from DoD

 

 

1,638

$

2,949

$

7,409