Stockholder's Equity (Details 3) - shares	3 Months Ended	12 Months Ended
Mar. 31, 2019	Dec. 31, 2018
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	106,253,339	106,253,339
Weighted Average Contractual Life	0 years	0 years
Exercisable		92,925,694
Exercise Price $0.0001 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	3,500,000	3,500,000
Weighted Average Contractual Life	6 years 6 months	6 years 9 months 18 days
Exercisable	3,500,000	3,500,000
Exercise Price $0.05 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	32,783,339	32,783,339
Weighted Average Contractual Life	7 years 7 months 6 days	7 years 7 months 6 days
Exercisable	30,720,833	28,314,583
Exercise Price $0.1 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	27,200,000	27,200,000
Weighted Average Contractual Life	7 years 6 months	7 years 9 months 18 days
Exercisable	25,811,111	24,977,778
Exercise Price $0.12 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	970,000	970,000
Weighted Average Contractual Life	9 years 6 months	9 years 9 months 18 days
Exercisable
Exercise Price $0.13 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	250,000	250,000
Weighted Average Contractual Life	8 years 7 months 6 days	8 years 9 months 18 days
Exercisable	83,333	83,333
Exercise Price $0.15 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	2,800,000	2,800,000
Weighted Average Contractual Life	6 years 10 months 25 days	6 years 10 months 24 days
Exercisable	2,800,000	2,800,000
Exercise Price $0.22 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	2,750,000	2,750,000
Weighted Average Contractual Life	8 years 9 months 18 days	9 years
Exercisable	750,000	750,000
Exercise Price $0.25 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	2,500,000	2,500,000
Weighted Average Contractual Life	8 years 7 months 6 days	8 years 10 months 25 days
Exercisable	1,166,667	500,000
Exercise Price $0.26 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	500,000	500,000
Weighted Average Contractual Life	9 years 3 months 19 days	9 years 3 months 18 days
Exercisable
Exercise Price $0.29 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	1,000,000	1,000,000
Weighted Average Contractual Life	8 years	8 years 3 months 18 days
Exercisable	333,334
Exercise Price $0.40 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	1,000,000	1,000,000
Weighted Average Contractual Life	7 years 2 months 12 days	7 years 2 months 12 days
Exercisable	1,000,000	1,000,000
Exercise Price $0.45 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Outstanding	31,000,000	31,000,000
Weighted Average Contractual Life	6 years 7 months 6 days	6 years 10 months 24 days
Exercisable	31,000,000	31,000,000

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.

No definition available.

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- Definition

The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(iii)
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- Definition

The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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