REVENUE FROM CONTRACTS WITH CUSTOMERS (Schedule of Noninterest Income) (Details) - USD ($) $ in Thousands		3 Months Ended				6 Months Ended
		Jun. 30, 2019		Jun. 30, 2018		Jun. 30, 2019		Jun. 30, 2018
Service charges on deposits
Overdraft fees		$ 164		$ 183		$ 324		$ 364
Interchange income		322		326		586		616
Other		411		364		803		724
Wealth management fees	[1]	9,568		8,126		18,742		16,493
Other		2,561	[2]	2,741	[2]	4,300	[1]	3,758	[1]
Total other income		$ 13,026		$ 11,740		$ 24,755		$ 21,955

[1] Includes investment brokerage fees.

[2] All of the other category is outside the scope of ASC 606.