LEASES (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Sales-type and Direct Financing Leases, Lease Receivable, Fiscal Year Maturity [Abstract]
2018	$ 2,119
2019	2,288
2020	2,281
2021	2,198
2022	1,794
Thereafter	1,004
Lessor, Operating Lease, Payments, Fiscal Year Maturity [Abstract]
2018	1,159
2019	933
2020	605
2021	148
2022	9
Thereafter	0
Cost of equipment under operating leases	10,800	$ 10,500
Operating leases, accumulated depreciation	5,000	3,700
Operating leases, net book value	$ 5,700	$ 6,800