Represents the percentage of gross proceeds provided as management fee.

No definition available.

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- Definition

Represents the percentage of gross proceeds provided as placement agent fee.

+ References

No definition available.

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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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- Definition

The cash outflow for cost incurred directly with the issuance of an equity security.

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- Definition

The cash inflow from the additional capital contribution to the entity.

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- Definition

Per share or per unit amount of equity securities issued.

+ References

No definition available.

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- Definition

Number of new stock issued during the period.

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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Subsequent Events - Registered Direct Offering (Details) - USD ($)		12 Months Ended
	Mar. 24, 2019	Dec. 31, 2018	Dec. 31, 2017
Subsequent Events.
Number of warrants issued to purchase shares of common stock (in shares)		759,396	1,036,717
Reimbursement of expense		$ 2,117,550
Securities purchase agreement \| Registered Direct Offering \| Subsequent event
Subsequent Events.
Number of shares issued	1,331,332
Price per share	$ 0.20
Gross proceeds from issuance	$ 266,266
Placement agent fee, percentage of gross proceeds	8.00%
Management fee, percentage of gross proceeds	1.00%
Number of warrants issued to purchase shares of common stock (in shares)	53,253
Exercise price (in dollars per share)	$ 0.25
Reimbursement of expense	$ 25,000