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cumulative gross proceeds from redeemable preferred convertible stock.

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Stock shares authorized temporary and permanent shares.

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

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Amount of cost to be recognized for option under share-based payment arrangement.

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A description of the time period when the company made its initial offering of a class of securities.

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Number of common shares issuable upon conversion of preferred stock.

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The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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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).

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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Number of shares authorized for issuance under share-based payment arrangement.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Maximum number of shares that may be issued in accordance with the plan as a proportion of outstanding capital stock.

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An excess of the fair value of the modified award over the fair value of the award immediately before the modification.

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Number of shares issued under share-based payment arrangement.

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The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

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The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

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Number of non-vested options outstanding.

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Purchase price of common stock expressed as a percentage of its fair value.

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Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

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Per share or per unit amount of equity securities issued.

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The gross value of stock issued during the period upon the conversion of convertible securities.

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Per share amount of par value or stated value of stock classified as temporary equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable.

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