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FAIR VALUE MEASUREMENTS (Tables) | 6 Months Ended
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Jun. 30, 2018
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] | Transfers between levels of the fair value hierarchy are reported at the beginning of the reporting period in which they occur. Changes in Level 3 investments are as follows:
| December 30, 2017 |  | Net unrealized gains/(losses) |  | Purchases, issuances and settlements |  | Transfers in and or out of Level 3 |  | June 30, 2018
Equity Investments | $ | — |  |  | $ | (141,000 | ) |  | $ | 3,900,000 |  |  | $ | 1,949,816 |  |  | $ | 5,708,816 |
Warrant | 2,000,000 |  |  | (50,184 | ) |  | — |  |  | (1,949,816 | ) |  | — |
| $ | 2,000,000 |  |  | $ | (191,184 | ) |  | $ | 3,900,000 |  |  | $ | — |  |  | $ | 5,708,816 |
Fair Value Measurements of Financial Instruments |
|  |  | Fair Value Measurement June 30, 2018 Using:
| Total |  | Level 1 |  | Level 2 |  | Level 3
Cash and Cash Equivalents | $ | 22,742,575 |  |  | $ | 22,742,575 |  |  | $ | — |  |  | $ | — |
U.S. Government Securities | 23,418,514 |  |  | 2,997,600 |  |  | 20,420,914 |  |  | — |
Corporate Debt | 7,262,615 |  |  | — |  |  | 7,262,615 |  |  | — |
GCS Holdings | 384,477 |  |  | 384,477 |  |  | — |  |  | — |
Equity Investments | 5,708,816 |  |  | — |  |  | — |  |  | 5,708,816 |
| $ | 59,516,997 |  |  | $ | 26,124,652 |  |  | $ | 27,683,529 |  |  | $ | 5,708,816 |
|  |  | Fair Value Measurement December 30, 2017 Using:
| Total |  | Level 1 |  | Level 2 |  | Level 3
Cash and Cash Equivalents | $ | 24,848,227 |  |  | $ | 24,848,227 |  |  | $ | — |  |  | $ | — |
U.S. Government Securities | 34,725,811 |  |  | 6,927,323 |  |  | 27,798,488 |  |  | — |
Corporate Debt | 8,980,906 |  |  | — |  |  | 8,980,906 |  |  | — |
Certificates of Deposit | 200,740 |  |  | — |  |  | 200,740 |  |  | — |
GCS Holdings | 478,546 |  |  | 478,546 |  |  | — |  |  | — |
Warrant | 2,000,000 |  |  | — |  |  | — |  |  | 2,000,000 |
| $ | 71,234,230 |  |  | $ | 32,254,096 |  |  | $ | 36,980,134 |  |  | $ | 2,000,000 |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19279-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13467-108611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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