REVENUE FROM CONTRACTS WITH CUSTOMERS (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation of Revenue [Line Items]
Debit And Credit Card Interchange Fees	$ 5,207	$ 5,480	$ 14,762	$ 22,682
Debit and Credit Card Expense	(2,134)	(1,991)	(6,272)	(6,389)
Merchant Services Expenses	(2,839)	(2,960)	(7,378)	(7,941)
Other Service Charges	1,020	1,212	3,458	4,436
Total Deposit Fees and Other Service Charges	8,742	10,331	26,091	36,995
Deposit Account [Member]
Disaggregation of Revenue [Line Items]
Mortgage banking operations	3,904	4,931	12,269	14,347
Credit Card, Merchant Discount [Member]
Disaggregation of Revenue [Line Items]
Mortgage banking operations	$ 3,584	$ 3,659	$ 9,252	$ 9,860