SHARE PURCHASE, SUBSCRIPTION AGREEMENTS, AND ACQUISITION - Heartland Share Purchase and Subscription Agreement and Heartland Redeemable Noncontrolling Interest (Details)		12 Months Ended
	Jan. 17, 2020 USD ($) member $ / shares shares	Dec. 31, 2021 USD ($) $ / shares	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Jan. 01, 2020
Class of Stock
Adjustment of carrying mount of non-controlling interest | $	$ 9,091,068
Capital contribution from non-controlling interest | $	21,000,000	$ 0	$ 21,000,000	$ 3,150,000
Initial adjustment of carrying amount of non-controlling interest | $		0	9,091,068	970,809
Net loss attributable to redeemable non-controlling interest | $		9,842,651	99,435	$ (61,668)
Accretion of non-controlling interest to redemption value | $			15,135,242
Heartland SPV
Class of Stock
Initial adjustment of carrying amount of non-controlling interest | $	$ 11,908,932	0	11,908,932
Net loss attributable to redeemable non-controlling interest | $		10,495,771	276,209
Exceeded the redemption value | $		4,099,435
Accretion of non-controlling interest to redemption value | $		$ 0	$ 13,953,692
Common Class A
Class of Stock
Aggregated capital investment	50.00%
Common Class A | Heartland SPV
Class of Stock
Preferred stock, redemption period (days)	180 days
Redemption price, percentage (as a percent)	25.00%
Common Class B | Heartland SPV | Vertex Splitter
Class of Stock
Shares issued (in shares) | shares	248
Preferred Class A | Tensile-Heartland Acquisition Corporation
Class of Stock
Preferred stock, dividend rate	22.50%
Vertex Refining OH, LLC | Common Class A | Heartland SPV
Class of Stock
Equity issued (in shares) | shares	13,500
Vertex Refining OH, LLC | A-1 Preferred Units | Heartland SPV
Class of Stock
Equity issued (in shares) | shares	13,500
Vertex Refining OH, LLC | Common Class B | Heartland SPV
Class of Stock
Equity issued (in shares) | shares	11,300
Heartland SPV | Heartland SPV
Class of Stock
Percentage acquired	50.00%
Heartland SPV | Common Class A | Tensile-Heartland Acquisition Corporation | Vertex Operating
Class of Stock
Equity issued (in shares) | shares	13,500
Total purchase price | $	$ 13,500,000
Heartland SPV | Common Class A | Tensile-Heartland Acquisition Corporation | Heartland SPV
Class of Stock
Equity issued (in shares) | shares	7,500
Total purchase price | $	$ 7,500,000
Heartland SPV | Common Class A | MG SPV | Vertex Operating
Class of Stock
Equity issued (in shares) | shares	1,000
Share price (in dollars per share) | $ / shares		$ 1,000
Heartland SPV | A-1 Preferred Units | Tensile-Heartland Acquisition Corporation | Vertex Operating
Class of Stock
Equity issued (in shares) | shares	13,500
Heartland SPV | A-1 Preferred Units | Tensile-Heartland Acquisition Corporation | Heartland SPV
Class of Stock
Equity issued (in shares) | shares	7,500
Heartland SPV | Class A-2 Preferred Units | Tensile-Heartland Acquisition Corporation
Class of Stock
Additional equity (in shares) | shares	7,000
Share price (in dollars per share) | $ / shares	$ 1,000
Vertex Refining OH, LLC
Class of Stock
Ownership percentage (in percent)			100.00%
Heartland SPV
Class of Stock
Ownership percentage (in percent)		35.00%
Number of managers (manager) | member	5
Effective conversion price (in shares) | shares	1
Redeemable noncontrolling interest (in percent)		22.50%
Heartland SPV | Tensile-Heartland Acquisition Corporation
Class of Stock
Ownership percentage (in percent)	65.00%			65.00%	65.00%
Number of managers (manager) | member	3
Heartland SPV | Vertex Operating
Class of Stock
Ownership percentage (in percent)	35.00%
Number of managers (manager) | member	2
Heartland SPV | Preferred Class A | Tensile-Heartland Acquisition Corporation
Class of Stock
Ownership percentage (in percent)	100.00%