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14. BUSINESS SEGMENTS (Tables) | 9 Months Ended
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Sep. 30, 2017
Segment Reporting [Abstract] |
Schedule of segment operating income |
Three-Month Period Ended September 30, 2017 |  | Bromine* |  |  | Crude Salt* |  |  | Chemical Products |  |  | Natural Gas |  |  | Segment Total |  |  | Corporate |  |  | Total |  |
Net revenue (external customers) |  | $ | 9,549,777 |  |  | $ | 2,054,729 |  |  | $ | 12,235,885 |  | $ | - |  |  | $ | 23,840,391 |  |  | $ | - |  |  | $ | 23,840,391 |
Net revenue (intersegment) |  |  | 1,216,406 |  |  |  | - |  |  |  | - |  |  | - |  |  |  | 1,216,406 |  |  |  | - |  |  |  | 1,216,406 |
Income from operations before taxes |  |  | 2,257,069 |  |  |  | 497,783 |  |  |  | 3,176,458 |  |  | (33,184 | ) |  |  | 5,898,126 |  |  |  | (1,062,874 | ) |  |  | 4,835,252 |
Income taxes |  |  | 564,267 |  |  |  | 117,494 |  |  |  | 827,560 |  |  | - |  |  |  | 1,509,321 |  |  |  | - |  |  |  | 1,509,321 |
Income from operations after taxes |  |  | 1,692,802 |  |  |  | 380,289 |  |  |  | 2,348,898 |  |  | (33,184 | ) |  |  | 4,388,805 |  |  |  | (1,062,874 | ) |  |  | 3,325,931 |
Total assets |  |  | 161,722,622 |  |  |  | 36,586,589 |  |  |  | 202,404,825 |  |  | 1,815,010 |  |  |  | 402,529,046 |  |  |  | 40,136 |  |  |  | 402,569,182 |
Depreciation and amortization |  |  | 3,556,296 |  |  |  | 765,183 |  |  |  | 911,235 |  |  | - |  |  |  | 5,232,714 |  |  |  | - |  |  |  | 5,232,714 |
Capital expenditures |  |  | 466,636 |  |  |  | 95,864 |  |  |  | - |  |  | 1,260 |  |  |  | 563,760 |  |  |  | - |  |  |  | 563,760 |
Goodwill |  |  | - |  |  |  | - |  |  |  | 28,920,005 |  |  | - |  |  |  | 28,920,005 |  |  |  | - |  |  |  | 28,920,005 |
Three-Month Period Ended September 30, 2016 |  | Bromine* |  |  | Crude Salt* |  |  | Chemical Products |  |  | Natural Gas |  |  | Segment Total |  |  | Corporate |  |  | Total |
Net revenue (external customers) |  | $ | 15,971,847 |  |  | $ | 2,310,799 |  |  | $ | 20,528,976 |  | $ | - |  |  | $ | 38,811,622 |  |  | $ | - |  |  | $ | 38,811,622 |
Net revenue (intersegment) |  |  | 2,008,397 |  |  |  | - |  |  |  | - |  |  | - |  |  |  | 2,008,397 |  |  |  | - |  |  |  | 2,008,397 |
Income from operations before taxes |  |  | 7,898,302 |  |  |  | (382,917 | ) |  |  | 6,442,708 |  |  | (2,476 | ) |  |  | 13,955,617 |  |  |  | 583 |  |  |  | 13,956,200 |
Income taxes |  |  | 1,974,576 |  |  |  | (97,982 | ) |  |  | 1,641,935 |  |  | - |  |  |  | 3,518,529 |  |  |  | - |  |  |  | 3,518,529 |
Income from operations after taxes |  |  | 5,923,726 |  |  |  | (284,935 | ) |  |  | 4,800,773 |  |  | (2,476 | ) |  |  | 10,437,088 |  |  |  | 583 |  |  |  | 10,437,671 |
Total assets |  |  | 150,950,225 |  |  |  | 32,757,666 |  |  |  | 192,128,326 |  |  | 1,687,960 |  |  |  | 377,524,177 |  |  |  | 183,416 |  |  |  | 377,707,593 |
Depreciation and amortization |  |  | 3,121,243 |  |  |  | 1,315,140 |  |  |  | 1,080,975 |  |  | - |  |  |  | 5,517,358 |  |  |  | - |  |  |  | 5,517,358 |
Capital expenditures |  |  | 12,890,713 |  |  |  | 2,336,309 |  |  |  | - |  |  | 651,295 |  |  |  | 15,878,317 |  |  |  | - |  |  |  | 15,878,317 |
Goodwill |  |  | - |  |  |  | - |  |  |  | 28,743,418 |  |  | - |  |  |  | 28,743,418 |  |  |  | - |  |  |  | 28,743,418 |
Nine-Month Period Ended September 30, 2017 |  | Bromine* |  |  | Crude Salt* |  |  | Chemical Products |  |  | Natural Gas |  | Segment Total |  |  | Corporate |  |  | Total |
Net revenue (external customers) |  | $ | 41,895,304 |  |  | $ | 6,390,390 |  |  | $ | 55,875,179 |  | $ | - |  | $ | 104,160,873 |  |  | $ | - |  |  | $ | 104,160,873 |
Net revenue (intersegment) |  |  | 6,305,642 |  |  |  | - |  |  |  | - |  |  | - |  |  | 6,305,642 |  |  |  | - |  |  |  | 6,305,642 |
Income (loss) from operations before taxes |  |  | 17,269,984 |  |  |  | 2,434,872 |  |  |  | 16,441,115 |  |  | (90,471 | ) |  | 36,055,500 |  |  |  | (1,924,779 | ) |  |  | 34,130,721 |
Income taxes |  |  | 4,358,455 |  |  |  | 586,240 |  |  |  | 4,207,902 |  |  | - |  |  | 9,152,597 |  |  |  | - |  |  |  | 9,152,597 |
Income (loss) from operations after taxes |  |  | 12,911,529 |  |  |  | 1,848,632 |  |  |  | 12,233,213 |  |  | (90,471 | ) |  | 26,902,903 |  |  |  | (1,924,779 | ) |  |  | 24,978,124 |
Total assets |  |  | 161,722,622 |  |  |  | 36,586,589 |  |  |  | 202,404,825 |  |  | 1,815,010 |  |  | 402,529,046 |  |  |  | 40,136 |  |  |  | 402,569,182 |
Depreciation and amortization |  |  | 11,349,477 |  |  |  | 1,843,856 |  |  |  | 2,848,670 |  |  | - |  |  | 16,042,003 |  |  |  | - |  |  |  | 16,042,003 |
Capital expenditures |  |  | 466,636 |  |  |  | 95,864 |  |  |  | 61,235 |  |  | - |  |  | 623,735 |  |  |  | - |  |  |  | 623,735 |
Goodwill |  |  | - |  |  |  | - |  |  |  | 28,920,005 |  |  | - |  |  | 28,920,005 |  |  |  | - |  |  |  | 28,920,005 |
Nine-Month Period Ended September 30, 2016 |  | Bromine* |  |  | Crude Salt* |  |  | Chemical Products |  |  | Natural Gas |  | Segment Total |  |  | Corporate |  |  | Total |
Net revenue (external customers) |  | $ | 47,621,980 |  |  | $ | 6,383,095 |  |  | $ | 66,902,764 |  | $ | - |  | $ | 120,907,839 |  |  | $ | - |  |  | $ | 120,907,839 |
Net revenue (intersegment) |  |  | 6,501,530 |  |  |  | - |  |  |  | - |  |  | - |  |  | 6,501,530 |  |  |  | - |  |  |  | 6,501,530 |
Income (loss) from operations before taxes |  |  | 19,103,472 |  |  |  | (165,403 | ) |  |  | 20,698,116 |  |  | (2,501 | ) |  | 39,633,684 |  |  |  | 319,956 |  |  |  | 39,953,640 |
Income taxes |  |  | 4,775,868 |  |  |  | (46,369 | ) |  |  | 5,267,123 |  |  | - |  |  | 9,996,622 |  |  |  | - |  |  |  | 9,996,622 |
Income (loss) from operations after taxes |  |  | 14,327,604 |  |  |  | (119,034 | ) |  |  | 15,430,993 |  |  | (2,501 | ) |  | 29,637,062 |  |  |  | 319,956 |  |  |  | 29,957,018 |
Total assets |  |  | 150,950,225 |  |  |  | 32,757,666 |  |  |  | 192,128,326 |  |  | 1,687,960 |  |  | 377,524,177 |  |  |  | 183,416 |  |  |  | 377,707,593 |
Depreciation and amortization |  |  | 11,633,581 |  |  |  | 3,847,502 |  |  |  | 3,550,567 |  |  | - |  |  | 19,031,650 |  |  |  | - |  |  |  | 19,031,650 |
Capital expenditures |  |  | 12,943,491 |  |  |  | 2,340,817 |  |  |  | - |  |  | 1,464,884 |  |  | 16,749,192 |  |  |  | - |  |  |  | 16,749,192 |
Goodwill |  |  | - |  |  |  | - |  |  |  | 28,743,418 |  |  | - |  |  | 28,743,418 |  |  |  | - |  |  |  | 28,743,418 |
Schedule of segment costs |
|  | Three-Month Period Ended September 30, |  |  | Nine-Month Period Ended September 30, |
Reconciliations |  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Total segment operating income |  | $ | 5,898,126 |  |  | $ | 13,955,617 |  |  | $ | 36,055,500 |  |  | $ | 39,633,684 |
Corporate costs |  |  | (526,421 | ) |  |  | (180,447 | ) |  |  | (784,416 | ) |  |  | (409,808 | )
Unrealized translation difference |  |  | (536,453 | ) |  |  | 181,030 |  |  |  | (1,140,363 | ) |  |  | 729,764 |
Income from operations |  |  | 4,835,252 |  |  |  | 13,956,200 |  |  |  | 34,130,721 |  |  |  | 39,953,640 |
Other income, net of expense |  |  | 99,709 |  |  |  | 78,042 |  |  |  | 274,314 |  |  |  | 222,678 |
Income before taxes |  | $ | 4,934,961 |  |  | $ | 14,034,242 |  |  | $ | 34,405,035 |  |  | $ | 40,176,318 |
Schedule of major customers | The following table shows the major customer(s) (10% or more) for the three-month period ended September 30, 2017.
Number |  | Customer |  | Bromine (000’s) |  |  | Crude Salt (000’s) |  |  | Chemical Products (000’s) |  |  | Total Revenue (000’s) |  |  | Percentage of Total Revenue (%) |
| 1 |  | Shandong Morui Chemical Company Limited |  | $ | 1,938 |  |  | $ | 809 |  |  | $ | 695 |  |  | $ | 3,442 |  |  |  | 14.4% |
The following table shows the major customer(s) (10% or more) for the nine-month period ended September 30, 2017.
Number |  | Customer |  | Bromine (000’s) |  |  | Crude Salt (000’s) |  |  | Chemical Products (000’s) |  |  | Total Revenue (000’s) |  |  | Percentage of Total Revenue (%) |
| 1 |  | Shandong Morui Chemical Company Limited |  | $ | 7,643 |  |  | $ | 2,059 |  |  | $ | 3,463 |  |  | $ | 13,165 |  |  |  | 12.6% |
The following table shows the major customer(s) (10% or more) for the three-month period ended September 30, 2016.
Number |  | Customer |  | Bromine (000’s) |  |  | Crude Salt (000’s) |  |  | Chemical Products (000’s) |  |  | Total Revenue (000’s) |  |  | Percentage of Total Revenue (%) |
| 1 |  | Shandong Morui Chemical Company Limited |  | $ | 2,538 |  |  | $ | 747 |  |  | $ | 1,324 |  |  | $ | 4,609 |  |  |  | 11.9% |
The following table shows the major customer(s) (10% or more) for the nine-month period ended September 30, 2016.
Number |  | Customer |  | Bromine (000’s) |  |  | Crude Salt (000’s) |  |  | Chemical Products (000’s) |  |  | Total Revenue (000’s) |  |  | Percentage of Total Revenue (%) |
| 1 |  | Shandong Morui Chemical Company Limited |  | $ | 8,230 |  |  | $ | 1,919 |  |  | $ | 4,321 |  |  | $ | 14,470 |  |  |  | 12.0% |

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