Stock-Based Compensation - Options activity (Details) - $ / shares	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Stock-Based Compensation
Options Outstanding, beginning balance (in shares)	89,051,943	93,349,943
Stock options granted (in shares)	18,250,000	9,695,000
Stock options forfeited (in shares)	7,280,000	11,740,000
Vested stock options expired (in shares)	5,683,474	2,253,000
Options Outstanding, ending balance (in shares)	94,338,469	89,051,943
Vested (in shares)	65,505,252	55,925,830
Weighted Avg Exercise Price Options Outstanding (in dollars per share)	$ 0.3232	$ 0.3338
Weighted Avg Exercise Price, Stock options granted (in dollars per share)	0.0789	0.1364
Weighted Avg Exercise Price Stock options forfeited (in dollars per share)	0.1588	0.2326
Weighted Avg Exercise Price Vested Stock options expired (in dollars per share)	0.295	0.4286
Weighted Avg Exercise Price Options Outstanding (in dollars per share)	0.2904	0.3232
Weighted Avg Exercise Price Vested (in dollars per share)	$ 0.3552	$ 0.3563

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Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

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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.

+ References

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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Number of fully vested and expected to vest exercisable options that may be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

+ References

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

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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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 (e)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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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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