DEPOSITS (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Deposits [Abstract]
Time less than $100,000	$ 780,654	$ 905,190
Time $100,000 through $250,000	1,504,455	2,027,717
Time more than $250,000	604,984	656,462
Total time deposits	2,890,093	3,589,369
Brokered time deposits	800,000	1,200,000
Reciprocal deposits	$ 128,900	$ 91,700