Shareholders' Equity and Capital Stock - options activity (Details) - $ / shares |
6 Months Ended | |
|---|---|---|
Jun. 30, 2020 |
Jun. 30, 2019 |
|
| Options Rollforward | ||
| Outstanding, Beginning Balance | 11,076,583 | |
| Granted, Options | 0 | 0 |
| Forfeited, Options | (51,798) | |
| Expired, Options | (200,000) | |
| Outstanding Ending Balance, Options | 10,824,785 | |
| Outstanding, Beginning Balance, Weighted-average exercise price | $ 0.64 | |
| Forfeited, Weighted-average exercise price | 0.59 | |
| Expired, Weighted-average exercise price | 0.84 | |
| Outstanding Ending Balance, Weighted-average exercise price | 0.61 | |
| Grant date intrinsic value | $ 0 | |
| X | ||||||||||
- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition 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. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The grant-date intrinsic value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Gross number of share options (or share units) granted during the period. No definition available.
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- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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| X | ||||||||||
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired. No definition available.
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- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. No definition available.
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