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Time period for cumulative operating cash flow and total share holder return of the Company's common stock relative to a select group of peer companies under the share based payment performance award conditions.

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Performance award settlement as a percentage of the target.

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Performance Share Target Grant

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Description of award terms as to the maximum number of shares that could actually be delivered under an award upon satisfaction of a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale, expressed as a percentage of the shares under the award.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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Amount of cash paid to settle liability for award under share-based payment arrangement.

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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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