XML 22 R11.htm IDEA: XBRL DOCUMENT v3.22.1
PREPAID EXPENSES AND OTHER CURRENT ASSETS
 3 Months Ended
Mar. 31, 2022
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
PREPAID EXPENSES AND OTHER CURRENT ASSETS PREPAID EXPENSES AND OTHER CURRENT ASSETS
Prepaid expenses and other current assets consist of the following (in thousands):
March 31, 2022December 31, 2021
Insurance$2,397 $3,482 
Vendor advances1,514 1,103 
Other495 259 
Total prepaid expenses and other current assets$4,406 $4,844