LINE OF CREDIT AND LONG-TERM DEBT - Future Contractual Maturities (Details)	Mar. 31, 2021 USD ($)
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Year 1	$ 9,386,543
Year 2	2,866,428
Year 3	352,540
Year 4	26,364
Year 5	0
Thereafter	0
Encina Business Credit, LLC
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Year 1	5,208,000
Year 2	0
Year 3	0
Year 4	0
Year 5	0
Thereafter	0
Encina Business Credit, LLC
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Year 1	1,286,603
Year 2	0
Year 3	0
Year 4	0
Year 5	0
Thereafter	0
John Deere Note
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Year 1	37,528
Year 2	38,459
Year 3	39,413
Year 4	6,663
Year 5	0
Thereafter	0
Well Fargo Equipment Lease- Ohio
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Year 1	122,458
Year 2	128,908
Year 3	135,698
Year 4	19,701
Year 5	0
Thereafter	0
AVT Equipment Lease-Ohio
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Year 1	129,676
Year 2	141,111
Year 3	79,299
Year 4	0
Year 5	0
Thereafter	0
AVT Equipment Lease-HH
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Year 1	151,568
Year 2	164,934
Year 3	98,130
Year 4	0
Year 5	0
Thereafter	0
Tetra Capital Lease
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Year 1	99,832
Year 2	48,477
Year 3	0
Year 4	0
Year 5	0
Thereafter	0
Texas Citizens Bank
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Year 1	1,877,461
Year 2	2,344,539
Year 3	0
Year 4	0
Year 5	0
Thereafter	0
Various institutions
Maturities of Long-term Debt and Capital Lease Obligations [Abstract]
Year 1	473,417
Year 2	0
Year 3	0
Year 4	0
Year 5	0
Thereafter	$ 0