LEASES (Tables)

3 Months Ended

Mar. 31, 2019

Leases [Abstract]

Schedule of maturities of operating lease liabilities

Maturities of our lease liabilities for all operating leases are as follows as of March 31, 2019:

	Facilities			Equipment			Plant			Railcar			Total
Year 1	$	806,465		$	161,539		$	4,060,417		$	869,981		$	5,898,402
Year 2	620,346			161,539			4,060,417			832,026			5,674,328
Year 3	513,007			134,646			4,060,417			285,686			4,993,756
Year 4	513,007			—			4,060,417			10,224			4,583,648
Year 5	399,000			—			4,060,417			—			4,459,417
Thereafter	2,948,750			—			36,231,850			—			39,180,600
Total lease payments	$	5,800,575		$	457,724		$	56,533,935		$	1,997,917		$	64,790,151
Less: interest	(2,249,355		)	(20,156		)	(24,920,796		)	(444,370		)	(27,634,677		)
Present value of lease liabilities	$	3,551,220		$	437,568		$	31,613,139		$	1,553,547		$	37,155,474

Schedule of operating lease weighted average remaining lease terms and discount rates

The weighted average remaining lease terms and discount rates for all of our operating leases were as follows as of March 31, 2019:

Remaining lease term and discount rate:	March 31, 2019
Weighted average remaining lease terms (years)
Lease facilities	5.44
Lease equipment	2.27
Lease plant	11.15
Lease railcar	1.84
Weighted average discount rate
Lease facilities	9.15	%
Lease equipment	8.00	%
Lease plant	9.37	%
Lease railcar	8.00	%