Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Description of service or performance condition required to be met for earning right to award under share-based payment arrangement. Includes, but is not limited to, combination of market, performance or service condition.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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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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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It represents the share based compensation arrangement by share based payment award unamortized value.

No definition available.

Number of options vested during the period which excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

No definition available.