TRANSACTIONS WITH RELATED PARTIES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017		Dec. 31, 2016	Dec. 31, 2015
Related Party Transaction [Line Items]
Loans and Leases Receivable, Related Parties	$ 52,458		$ 22,795	$ 24,653
Loans and Leases Receivable, Related Parties, Additions	36,800	[1]	1,718
Loans and Leases Receivable, Related Parties, Collections	$ (7,137)		$ (3,576)

[1] (1) Includes $31.3 million of loans associated with a newly appointed director during the year, which represent the outstanding loan balances at the effective date of appointment.