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Prepaid and Other Current Assets
 3 Months Ended
Mar. 31, 2022
Prepaid Expense and Other Assets, Current [Abstract]  
Prepaid and Other Current Assets Prepaid and Other Current Assets
The following table sets forth the components of the Company’s prepaid and other current assets (in thousands):

March 31, 2022December 31, 2021
Prepaid insurance$397 $805 
Interest receivable1,252 1,530 
Exclusivity fees— 3,250 
Prepaid engineering2,275 409 
Prepaid other1,937 863 
Total Prepaid and other current assets$5,861 $6,857 
The $3.3 million of prepaid fees above are exclusivity fees and are reported in Deposits and other assets in the Consolidated Balance Sheets (Note 13) as of March 31, 2022.