Quarterly report pursuant to Section 13 or 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details)

v3.21.2
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details) - USD ($)
Sep. 30, 2021
Dec. 31, 2020
Accounting Policies [Abstract]    
Debt securities available for sale $ 184,575,000 $ 0