LEASES - Additional Information (Details)	6 Months Ended
	Jun. 30, 2019 USD ($)
Operating leases, remaining lease term	10 years
Operating leases, option to extend	8 years
Operating lease right-of-use assets	$ 11,660,000
Operating lease right-of-use liabilities	11,700,000
Additional operating leases commenced	0
Occupancy Expenses [Member]
Operating leases, rental expense	$ 854,000
Minimum
Operating leases, remaining lease term	1 year
Maximum
Operating leases, remaining lease term	15 years