15. BUSINESS SEGMENTS (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Net revenue (external customers)	$ 557,670	$ 38,570
Net revenue (intersegment)	0	0
Income (loss) from operations before income tax benefit	(4,835,429)	(6,396,030)
Income tax expense (benefit)	1,256,443	1,395,137
Income (loss) from operations after income taxes benefit	(3,578,986)	(5,000,893)
Total assets	267,113,898	310,979,618
Depreciation and amortization	3,454,891	3,377,249
Capital expenditures	7,416,211	2,528,111
Bromine Segment
Net revenue (external customers)	462,846	0
Net revenue (intersegment)	0	0
Income (loss) from operations before income tax benefit	(2,866,438)	(3,625,014)
Income tax expense (benefit)	717,438	(897,347)
Income (loss) from operations after income taxes benefit	(2,149,000)	(2,727,667)
Total assets	117,061,540	124,257,161
Depreciation and amortization	2,197,844	2,118,077
Capital expenditures	3,157,669	2,528,111
Crude Salt Segment
Net revenue (external customers)	94,824	0
Net revenue (intersegment)	0	0
Income (loss) from operations before income tax benefit	(1,513,582)	(1,411,809)
Income tax expense (benefit)	378,396	(352,952)
Income (loss) from operations after income taxes benefit	(1,135,186)	(1,058,857)
Total assets	39,066,713	38,212,093
Depreciation and amortization	1,108,443	1,105,108
Capital expenditures	646,752	0
Chemical Products Segment
Net revenue (external customers)	0	0
Net revenue (intersegment)	0	0
Income (loss) from operations before income tax benefit	(710,909)	(673,550)
Income tax expense (benefit)	160,609	(144,838)
Income (loss) from operations after income taxes benefit	(550,300)	(528,712)
Total assets	109,222,446	146,602,776
Depreciation and amortization	113,484	117,388
Capital expenditures	3,611,790	0
Natural Gas
Net revenue (external customers)	0	38,570
Net revenue (intersegment)	0	0
Income (loss) from operations before income tax benefit	(48,846)	(41,983)
Income tax expense (benefit)	0	0
Income (loss) from operations after income taxes benefit	(48,846)	(41,983)
Total assets	1,657,769	1,888,494
Depreciation and amortization	35,120	36,676
Capital expenditures	0	0
Segment Total
Net revenue (external customers)	557,670	38,570
Net revenue (intersegment)	0	0
Income (loss) from operations before income tax benefit	(5,139,775)	(5,752,356)
Income tax expense (benefit)	1,256,443	(1,395,137)
Income (loss) from operations after income taxes benefit	(3,883,332)	(4,357,219)
Total assets	267,008,468	310,960,524
Depreciation and amortization	3,454,891	3,377,249
Capital expenditures	7,416,211	2,528,111
Corporate
Net revenue (external customers)	0	0
Net revenue (intersegment)	0	0
Income (loss) from operations before income tax benefit	304,346	(643,674)
Income tax expense (benefit)	0	0
Income (loss) from operations after income taxes benefit	304,346	(643,674)
Total assets	105,430	19,094
Depreciation and amortization	0	0
Capital expenditures	$ 0	$ 0