Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Restrictions on Cash (Details)

v3.20.4
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Restrictions on Cash (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Restrictions on Cash [Abstract]    
Cash on hand or on deposit with the Federal Reserve Bank required to meet regulatory reserve and clearing requirements $ 0.0 $ 8.1