Employee stock purchase plan addition description.

No definition available.

Aggregate number of common shares reserved for future issuance.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
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Amount of expense for employee benefit and equity-based compensation.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 220
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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Maximum number of excess stock shares permitted to be issued.

No definition available.

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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