FAIR VALUE MEASUREMENTS (Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis) (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
ASSETS
Securities available for sale, at fair value	$ 2,555,723	$ 2,231,261
Loans held for sale	12,906	6,710
Financial Derivatives	102,611	93,027
LIABILITIES
Financial Derivatives	227,023	206,561
Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	60,996	61,311
Loans held for sale	0	0
Financial Derivatives	0	0
LIABILITIES
Financial Derivatives	0	0
Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	2,494,727	2,169,950
Loans held for sale	12,906	6,710
Financial Derivatives	102,611	93,027
LIABILITIES
Financial Derivatives	227,023	206,561
Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Loans held for sale	0	0
Financial Derivatives	0	0
LIABILITIES
Financial Derivatives	0	0
Fair Value, Recurring [Member]
ASSETS
Loans held for sale	12,906	6,710
Financial Derivatives	102,611	93,027
LIABILITIES
Financial Derivatives	227,024	206,561
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
ASSETS
Loans held for sale	0	0
Financial Derivatives	0	0
LIABILITIES
Financial Derivatives	0	0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
ASSETS
Loans held for sale	12,906	6,710
Financial Derivatives	102,611	93,027
LIABILITIES
Financial Derivatives	227,024	206,561
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
ASSETS
Loans held for sale	0	0
Financial Derivatives	0	0
LIABILITIES
Financial Derivatives	0	0
US Government Agencies Debt Securities [Member]
ASSETS
Securities available for sale, at fair value	65,250	63,356
US Government Agencies Debt Securities [Member] | Fair Value, Recurring [Member]
ASSETS
Securities available for sale, at fair value	65,250	63,356
US Government Agencies Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	60,996	61,311
US Government Agencies Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	4,254	2,045
US Government Agencies Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	0	0
US States and Political Subdivisions Debt Securities [Member]
ASSETS
Securities available for sale, at fair value	469,385	475,447
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member]
ASSETS
Securities available for sale, at fair value	469,385	475,447
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	0	0
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	469,385	475,447
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Corporate Bond Securities [Member]
ASSETS
Securities available for sale, at fair value	271,804	241,889
Corporate Bond Securities [Member] | Fair Value, Recurring [Member]
ASSETS
Securities available for sale, at fair value	271,804	241,889
Corporate Bond Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Corporate Bond Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	271,804	241,889
Corporate Bond Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Collateralized Mortgage-Backed Securities [Member] | Fair Value, Recurring [Member]
ASSETS
Securities available for sale, at fair value	1,747,479	1,448,817
Collateralized Mortgage-Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Collateralized Mortgage-Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	1,747,479	1,448,817
Collateralized Mortgage-Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Collateralized Securities, Other [Member]
ASSETS
Securities available for sale, at fair value	1,805	1,752
Collateralized Securities, Other [Member] | Fair Value, Recurring [Member]
ASSETS
Securities available for sale, at fair value	1,805	1,752
Collateralized Securities, Other [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
ASSETS
Securities available for sale, at fair value	0	0
Collateralized Securities, Other [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
ASSETS
Securities available for sale, at fair value	1,805	1,752
Collateralized Securities, Other [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
ASSETS
Securities available for sale, at fair value	$ 0	$ 0