Stockholder's deficit (Details 1) - $ / shares	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Number of share outstanding, Beginning	1,022,376,420	602,852,506
Weighted average exercise price, Beginning	$ 0.0012840	$ 0.001306
Number of share outstanding, Granted		745,810,761
Exercise price per share, Granted		$ 0.001
Weighted average exercise price, Granted		$ 0.001
Number of share outstanding, Forfeited/cancelled		(326,286,847)
Exercise price per share, Forfeited/cancelled		$ 0.000675
Weighted average exercise price, Forfeited/cancelled		$ 0.000675
Number of share outstanding, Exercised
Exercise price per share, Exercised
Weighted average exercise price, Exercised
Number of share outstanding, Ending	1,022,376,420	1,022,376,420
Weighted average exercise price, Ending	$ 0.0012840	$ 0.0012840
Minimum [Member]
Exercise price per share, Beginning	0.001	0.000675
Exercise price per share, Ending	0.001
Maximum [Member]
Exercise price per share, Beginning	0.00205	$ 0.00205
Exercise price per share, Ending	$ 0.00205

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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

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

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(ii)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of share options (or share units) exercised during the current period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-SubTopic 10
-Topic 505
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
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-Name Accounting Standards Codification
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
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-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

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