LEASES - Narrative (Details)	3 Months Ended
	Mar. 31, 2021 USD ($) renewal_option lease	Mar. 31, 2020 USD ($)
New Accounting Pronouncements or Change in Accounting Principle
Finance lase cost	$ 103,983	$ 53,121
Finance lease, interest expense	26,623	10,919
Operating lease cost	1,500,000	1,500,000
Operating lease payments	300,000	300,000
Finance lease payment	$ 122,052	$ 53,119
Number of extension options | renewal_option	2
Plant
New Accounting Pronouncements or Change in Accounting Principle
Lease renewal term	5 years
Number of operating leases | lease	2
Lease renewal term, total	20 years
Minimum
New Accounting Pronouncements or Change in Accounting Principle
Lease renewal term	1 year
Maximum
New Accounting Pronouncements or Change in Accounting Principle
Lease renewal term	20 years
Cumulative Effect, Period of Adoption, Adjustment
New Accounting Pronouncements or Change in Accounting Principle
Right-of-use asset	$ 37,800,000