14. BUSINESS SEGMENTS (Details) - USD ($)		3 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
Net revenue (external customers)		$ 5,259,243	$ 557,670
Net revenue (intersegment)		0	0
Income (loss) from operations before income taxes (benefit)		(3,281,424)	(4,835,429)
Income tax benefit		743,709	1,256,443
Income (loss) from operations after income taxes (benefit)		(2,537,715)	(3,578,986)
Total assets		292,594,268	267,113,898
Depreciation and amortization		4,104,357	3,454,891
Capital expenditures		0	7,416,211
Bromine Segment
Net revenue (external customers)		4,810,990	462,846
Net revenue (intersegment)		0	0
Income (loss) from operations before income taxes (benefit)		(1,279,565)	(2,866,438)
Income tax benefit		318,868	717,438
Income (loss) from operations after income taxes (benefit)		(960,697)	(2,149,000)
Total assets		144,744,423	117,061,540
Depreciation and amortization		2,920,689	2,197,844
Capital expenditures		0	3,157,669
Crude Salt Segment
Net revenue (external customers)	[1]	448,253	94,824
Net revenue (intersegment)	[1]	0	0
Income (loss) from operations before income taxes (benefit)	[1]	(1,009,585)	(1,513,582)
Income tax benefit	[1]	252,396	378,396
Income (loss) from operations after income taxes (benefit)	[1]	(757,189)	(1,135,186)
Total assets	[1]	24,170,863	39,066,713
Depreciation and amortization	[1]	1,077,460	1,108,443
Capital expenditures	[1]	0	646,752
Chemical Products Segment
Net revenue (external customers)		0	0
Net revenue (intersegment)		0	0
Income (loss) from operations before income taxes (benefit)		(746,469)	(710,909)
Income tax benefit		172,445	160,609
Income (loss) from operations after income taxes (benefit)		(574,024)	(550,300)
Total assets		121,760,637	109,222,446
Depreciation and amortization		68,607	113,484
Capital expenditures		0	3,611,790
Natural Gas
Net revenue (external customers)		0	0
Net revenue (intersegment)		0	0
Income (loss) from operations before income taxes (benefit)		(54,787)	(48,846)
Income tax benefit		0	0
Income (loss) from operations after income taxes (benefit)		(54,787)	(48,846)
Total assets		1,875,459	1,657,769
Depreciation and amortization		37,601	35,120
Capital expenditures		0	0
Segment Total
Net revenue (external customers)		5,259,243	557,670
Net revenue (intersegment)		0	0
Income (loss) from operations before income taxes (benefit)		(3,090,406)	(5,139,775)
Income tax benefit		743,709	1,256,443
Income (loss) from operations after income taxes (benefit)		(2,346,697)	(3,883,332)
Total assets		292,551,382	267,008,468
Depreciation and amortization		4,104,357	3,454,891
Capital expenditures		0	7,416,211
Corporate
Net revenue (external customers)		0	0
Net revenue (intersegment)		0	0
Income (loss) from operations before income taxes (benefit)		(191,018)	304,346
Income tax benefit		0	0
Income (loss) from operations after income taxes (benefit)		(191,018)	304,346
Total assets		42,886	105,430
Depreciation and amortization		0	0
Capital expenditures		$ 0	$ 0

[1] Certain common production overheads, operating and administrative expenses and asset items (mainly cash and certain office equipment) of bromine and crude salt segments in SCHC were split by reference to the average selling price and production volume of respective segment.