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Note 7 - Stock-based Compensation (Details Textual) - USD ($)		3 Months Ended		9 Months Ended
	Jan. 01, 2018	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross				660,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options		$ 2,100,000		$ 2,100,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition				5 years 73 days
Allocated Share-based Compensation Expense, Total		327,396	$ 292,501	$ 971,832	$ 973,950
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period				0	0
Non-employee Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross				0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value		$ 1,000	7,000	$ 3,000	$ 83,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares, Ending Balance		5,166		5,166
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options		$ 2,000		$ 2,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition				1 year 94 days
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross				660,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value				$ 0.86
Allocated Share-based Compensation Expense, Total		$ 300,000	$ 300,000	$ 1,000,000	900,000
Restricted Stock [Member]
Allocated Share-based Compensation Expense, Total				$ 6,000	$ 9,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance		0		0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period				3,066	4,599
Restorgenex Corporation 2015 Equity Incentive Plan [Member]
Percentage of Total Shares Eligible for Plan Reserve, On an Annual Basis				4.00%
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized	580,785
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant		27,268		27,268

X

- Definition

The percentage of total shares within the plan that may be added to the plan reserve, occurring on an annual basis.

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Unrecognized cost of unvested options awarded to employees as compensation.

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Gross number of share options (or share units) granted during the period.

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