Capital Transactions - Stock Option Activity (Details) - Stock options - $ / shares |
6 Months Ended | |
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Jun. 30, 2018 |
Jun. 30, 2017 |
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| Number of Shares | ||
| Options outstanding at the beginning of the period (in shares) | 1,390,000 | |
| Granted (in shares) | 25,000 | |
| Forfeited or canceled (in shares) | (78,000) | |
| Exercised (in shares) | (69,000) | (9,000) |
| Options outstanding at the end of the period (in shares) | 1,268,000 | |
| Weighted Average Exercise Price Per Share | ||
| Options outstanding at the beginning of the period (in dollars per share) | $ 12.20 | |
| Granted (in dollars per share) | 9.05 | |
| Forfeited or canceled (in dollars per share) | 16.31 | |
| Exercised (in dollars per share) | 5.11 | $ 11.98 |
| Options outstanding at the end of the period (in dollars per share) | $ 12.27 | |
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- Definition For presentations that combine terminations, 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 or that expired. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Weighted average price of options that were either forfeited or expired. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Net number of share options (or share units) granted during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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- 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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- References No definition available.
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- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. 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. No definition available.
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- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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