XML 18 R9.htm IDEA: XBRL DOCUMENT v3.22.1
GRANTS RECEIVABLE
3 Months Ended
Mar. 31, 2022
Receivables [Abstract]  
GRANTS RECEIVABLE GRANTS RECEIVABLEGrants receivable represents qualifying costs incurred where there is reasonable assurance that conditions of the grant have been met but the corresponding funds have not been received as of the reporting date. Grants receivable balances are $1.6 million at both March 31, 2022 and December 31, 2021.