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Share-Based Compensation - Additional Information (Detail) | 6 Months Ended
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Jun. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Share-based awards | 857,328

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- Details
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Period Type: | duration

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- Definition Gross number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP). Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans. + References No definition available. + Details
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