v3.19.3

Note 11 - Stock Options (Details Textual) - USD ($)		9 Months Ended		12 Months Ended
	May 03, 2019	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross				0	0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance		731		690	19,222,000	19,222,000
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount				$ 531,000
Non-employee Stock Options, Comensation Expense, Cost Not yet Recognized, Amount				$ 48,000
Non-employee Stock Options, Comensation Expense, Cost Not yet Recognized, Period for Recognition				270 days
Common Stock, Capital Shares Reserved for Future Issuance				19,222,032	19,222,032
Share Price				$ 0.46	$ 0.44
Share-based Payment Arrangement, Option [Member]
Share-based Payment Arrangement, Expense		$ 204,000	$ 225,000	$ 293,000	$ 301,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total		$ 327,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition		1 year 3 months 18 days		2 years
Non-employee Options [Member]
Share-based Payment Arrangement, Expense		$ 48,000	$ 0	$ 16,000	$ 0
Non-employee Stock Options, Comensation Expense, Cost Not yet Recognized, Amount		$ 0
Alliqua Biomedical, Inc. [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	690,058
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance	57,822
Minimum [Member] | Alliqua Biomedical, Inc. [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercise Price	$ 21.00
Maximum [Member] | Alliqua Biomedical, Inc. [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercise Price	656.40
Alliqua Biomedical, Inc. [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Ending Balance		58
Alliqua Biomedical, Inc. [Member] | Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercise Price	1.11
Alliqua Biomedical, Inc. [Member] | Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercise Price	$ 3.06
The Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Minimum Price as Percentage of Estimated Fair Value of Underlying Shares				100.00%
Share-based Compensation Arrangement by Share-based Payment Award, Options, Minimum Price as Percentage of Estimated Fair Value of Underlying Shares, 10% Shareholder				110.00%
The Plan [Member] | Share-based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period				10 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period				4 years

X

- Definition

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+ References

No definition available.

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Represents the period over which unrecognized stock-based compensation expense related to unvested non-employee stock options is expected to be recognized.

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- Definition

Represents the minimum price of options as a percentage of the estimated fair value of the underlying shares of common stock on the date of grant as determined by the board of directors.

+ References

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- Definition

Represents the minimum price, for ten percent shareholders, of options as a percentage of the estimated fair value of the underlying shares of common stock on the date of grant as determined by the board of directors.

+ References

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- Definition

The exercise price price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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- Definition

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

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- Definition

Number of options outstanding, including both vested and non-vested options.

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- Definition

Price of a single share of a number of saleable stocks of a company.

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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