Stock-Based Compensation: - Stock option activity under the stock option plans (Details) - $ / shares |
6 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Dec. 31, 2025 |
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| Number of Shares | ||
| Options outstanding at the beginning | 93,681 | |
| Options granted | 337,400 | |
| Options outstanding at the end | 431,081 | 93,681 |
| Options exercisable at the end | 31,281 | |
| Weighted-Average Exercise Price | ||
| Options outstanding at the beginning (in dollars per share) | $ 50.28 | |
| Options granted (in dollars per share) | 4.81 | |
| Options outstanding at the end (in dollars per share) | 14.69 | $ 50.28 |
| Options exercisable at the end (in dollars per share) | $ 130.05 | |
| Weighted-Average Remaining Contractual Term (Years) | ||
| Options granted (in years) | 9 years 10 months 24 days | |
| Options outstanding at the end (in years) | 9 years 6 months | 8 years 8 months 12 days |
| Options exercisable at the end (in years) | 6 years 4 months 24 days |
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- Definition Weighted average remaining contractual term for option awards in granted, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- References No definition available.
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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Gross number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted-average contractual term remaining for vested portion of option outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Weighted-average contractual term remaining for option award outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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