Fair Value Measurements [Line Items]

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- Definition

Payments to Acquire an Equity Investment

+ References

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- Definition

Amount of unrealized (holding) gain (loss) which is included in the statement of income (or changes in net assets) related to those assets still held at the reporting date for which fair value is measured on a recurring basis using significant unobservable inputs (Level 3).

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- Definition

Amount of purchases, (sales), issuances and (settlements) of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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- Definition

Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy.

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- Definition

Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy.

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- Definition

The aggregate fair value as of the balance sheet date of financial instruments and other positions owned by the entity including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings.

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- Definition

Amount of realized and unrealized gain (loss) on investment.

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- Definition

The level of ownership or equity interest acquired in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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FAIR VALUE MEASUREMENTS (Details) - USD ($)	3 Months Ended		9 Months Ended
FAIR VALUE MEASUREMENTS (Details) - USD ($)	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017	Dec. 30, 2017
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	$ 52,083,476		$ 52,083,476		$ 71,234,230
Noncash or Part Noncash Acquisition, Interest Acquired			15.00%
Gain on investments	0	$ 0	$ 2,849,816	$ 274,000
Level 1
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	20,672,792		20,672,792		32,254,096
Level 2
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	25,837,868		25,837,868		36,980,134
Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases, (Sales), Issuances, (Settlements)			3,900,000
Financial Instruments, Owned, at Fair Value	5,572,816		5,572,816		2,000,000
Fair Value, Assets Measured on Recurring Basis, Change in Unrealized Gain (Loss)			(327,184)
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3			0
Equity Investment One [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Fair Value, Assets Measured on Recurring Basis, Change in Unrealized Gain (Loss)			(277,000)
Equity Securities [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	3,900,000		3,900,000
Payments to Acquire an Equity Investment	1,000,000		1,000,000
Equity Securities [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases, (Sales), Issuances, (Settlements)			5,849,816
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3			0
Financial Instruments, Owned, at Fair Value	5,572,816		5,572,816
Warrant [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases, (Sales), Issuances, (Settlements)			(1,949,816)
Financial Instruments, Owned, at Fair Value	0		0		2,000,000
Fair Value, Assets Measured on Recurring Basis, Change in Unrealized Gain (Loss)			(50,184)
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3			0
Certificates of Deposit [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value					200,740
Certificates of Deposit [Member] \| Level 2
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value					200,740
Certificates of Deposit [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value					0
Corporate Debt Securities [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	11,179,861		11,179,861		8,980,906
Corporate Debt Securities [Member] \| Level 2
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	11,179,861		11,179,861		8,980,906
Corporate Debt Securities [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	0		0		0
U.S. Government Securities
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	15,656,107		15,656,107		34,725,811
U.S. Government Securities \| Level 1
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	998,100		998,100		6,927,323
U.S. Government Securities \| Level 2
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	14,658,007		14,658,007		27,798,488
U.S. Government Securities \| Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	0		0		0
Cash and Cash Equivalents
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	19,367,048		19,367,048		24,848,227
Cash and Cash Equivalents \| Level 1
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	19,367,048		19,367,048		24,848,227
Cash and Cash Equivalents \| Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	0		0		0
Equity Securities [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	5,572,816		5,572,816
Equity Securities [Member] \| Level 1
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	0		0
Equity Securities [Member] \| Level 2
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	0		0
Equity Securities [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	5,572,816		5,572,816
GCS Holdings
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	307,644		307,644		478,546
GCS Holdings \| Level 1
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	307,644		307,644		478,546
GCS Holdings \| Level 2
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	0		0
GCS Holdings \| Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value	$ 0		$ 0		0
Warrant [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value					2,000,000
Warrant [Member] \| Level 1
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value					0
Warrant [Member] \| Level 2
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value					0
Warrant [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements [Line Items]
Financial Instruments, Owned, at Fair Value					$ 2,000,000