Issued shares transferred to directors stock plan.

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- Definition

Issued shares transferred to stock option plan.

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- Definition

New shares issued under plan.

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- Definition

Percentage of directors holding in common stock threshold.

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- Definition

Share based compensation arrangement by share based payment award annual vesting.

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- Definition

Stock award plan and incentive plan.

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- Definition

Stock plan expected to be recognized over weighted average period.

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- Definition

Unrecognized estimated compensation expense related to non-vested stock options granted.

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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

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-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

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- Definition

Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period.

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Date the equity-based award expires, in CCYY-MM-DD format.

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Net number of share options (or share units) granted during the period.

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- Definition

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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- Definition

Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.

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Number of share options (or share units) exercised during the current period.

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Stock-Based Compensation Plans - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Apr. 20, 2007
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total compensation expense for share-based payment awards	$ 200,000	$ 300,000	$ 300,000
Total unrecognized estimated compensation expense related to non-vested stock options granted	200,000
Stock plan expected to be recognized over a weighted-average period	1 year 6 months
Tax benefit	$ 0
Exercise of options, Shares/Options exercised	0	0	10,000
Number of Shares, Granted/Total options granted	505,000	2,736,750	309,000
Previously issued options to outside directors	0.00%
Approval date of 2007 Stock Award and Incentive Plan				Apr. 20, 2007
Issuance of aggregate shares	9,193,376
New shares issued under the plan	7,500,000
Shares transferred from 2000 Stock Option Plan	1,292,306
Shares transferred to 2007 plan from Directors Stock Plan	401,070
Shares available for future issuance	4,963,766
Rate at option vested	20.00%
Weighted-average grant date fair value of options granted	$ 0.19	$ 0.10	$ 0.91
Michael Garone [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Granted/Total options granted	40,000
Dr. Mark Rachesky [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Granted/Total options granted	40,000
Dr. Michael Weiser [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Granted/Total options granted	40,000
Timothy Rothwell [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Granted/Total options granted	215,000
Timothy McInerney [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Granted/Total options granted	40,000
Jacob Plotsker [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Granted/Total options granted	40,000
John Harkey, Jr [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares, Granted/Total options granted	40,000
Directors Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Previously issued options to outside directors	5.00%
Maximum shares of common stock available for issuance	725,000
Expiry of Directors Stock Plan	Jan. 29, 2007
2000 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Rate at option vested	20.00%
Maximum shares of common stock available for issuance	1,945,236
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiry of vested option	10 years
Maximum [Member] \| 2000 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiry of vested option	10 years
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiry of vested option	5 years
Minimum [Member] \| 2000 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiry of vested option	5 years