Aggregate number of common shares reserved for future issuance.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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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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Indicates method used to estimate fair value of award under share-based payment arrangement. Includes, but is not limited to, Black-Scholes-Merton, Monte Carlo, and Binomial models.

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