LEASES (Net Investment in Sales-Type and Direct Financing Lease) (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Sales-type and direct financing leases, lease receivables	$ 149,987	$ 141,200
Unguaranteed residual values, net of unearned	5,300	4,800
Total net investment in sales-type and direct financing leases	$ 155,300	$ 146,000