SECURITIES (Amortized Cost of HTM Securities by Security Type and Credit Rating) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
HTM Securities, Amortized Cost	$ 847,732	$ 628,000
Moody's AAA/AA/A
HTM Securities, Amortized Cost	707,505	620,873
Moody's BBB/BB/B
HTM Securities, Amortized Cost	1,187
Moody's Not Rated - Agency
HTM Securities, Amortized Cost	72,412	7,127
Moody's Not Rated - Non-Agency
HTM Securities, Amortized Cost	66,628
U.S. government and agency securities
HTM Securities, Amortized Cost	687	2,604
U.S. government and agency securities | Moody's AAA/AA/A
HTM Securities, Amortized Cost	0	0
U.S. government and agency securities | Moody's BBB/BB/B
HTM Securities, Amortized Cost	0
U.S. government and agency securities | Moody's Not Rated - Agency
HTM Securities, Amortized Cost	687	2,604
U.S. government and agency securities | Moody's Not Rated - Non-Agency
HTM Securities, Amortized Cost	0
Obligations of states and political subdivisions
HTM Securities, Amortized Cost	705,990	620,873
Obligations of states and political subdivisions | Moody's AAA/AA/A
HTM Securities, Amortized Cost	704,803	620,873
Obligations of states and political subdivisions | Moody's BBB/BB/B
HTM Securities, Amortized Cost	1,187
Obligations of states and political subdivisions | Moody's Not Rated - Agency
HTM Securities, Amortized Cost	0	0
Obligations of states and political subdivisions | Moody's Not Rated - Non-Agency
HTM Securities, Amortized Cost	0
Corporate and other bonds
HTM Securities, Amortized Cost	5,159	0
Corporate and other bonds | Moody's AAA/AA/A
HTM Securities, Amortized Cost	0	0
Corporate and other bonds | Moody's BBB/BB/B
HTM Securities, Amortized Cost	0
Corporate and other bonds | Moody's Not Rated - Agency
HTM Securities, Amortized Cost	0	0
Corporate and other bonds | Moody's Not Rated - Non-Agency
HTM Securities, Amortized Cost	5,159
Mortgage-backed securities
HTM Securities, Amortized Cost	135,896	4,523
Mortgage-backed securities | Moody's AAA/AA/A
HTM Securities, Amortized Cost	2,702	0
Mortgage-backed securities | Moody's BBB/BB/B
HTM Securities, Amortized Cost	0
Mortgage-backed securities | Moody's Not Rated - Agency
HTM Securities, Amortized Cost	71,725	$ 4,523
Mortgage-backed securities | Moody's Not Rated - Non-Agency
HTM Securities, Amortized Cost	$ 61,469