v3.22.1
SECURITIES - Summary of HTM Securities Portfolio (Details) - USD ($)
$ in Thousands
Jan. 01, 2022
Mar. 31, 2022
Dec. 31, 2021
Schedule of Held-to-maturity Securities [Line Items]      
Amortized Cost   $ 920,408 $ 0
Gross Unrealized Loss   (39,657)  
Estimated Fair Value   880,751  
Amount of debt securities available for sale reclassified to held to maturity $ 917,000    
Unrealized gain (loss) on transfer of available for sale securities to held to maturity $ 600    
Agency Mortgage-backed Securities      
Schedule of Held-to-maturity Securities [Line Items]      
Amortized Cost   920,408  
Gross Unrealized Loss   (39,657)  
Estimated Fair Value   $ 880,751