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Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity (Details) (Restricted Stock [Member], USD $)
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12 Months Ended |
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Dec. 31, 2012
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Restricted Stock [Member]
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| Total awards outstanding beginning of the period | 120,021 |
| Weighted average grant date fair value total awards outstanding beginning of the period | $ 6.14 |
| Units Exercised/Released | (76,989) |
| Weighted average grant date fair value units exercised/released | $ 5.95 |
| Total units vested | 0 |
| Total awards outstanding for the period | 43,032 |
| Weighted average grant date fair value Total awards outstanding for the period | $ 6.49 |
| Total units non-vested | 43,032 |
| Weighted average grant date fair value total units non-vested | $ 6.49 |
| Total units outstanding for the period | 43,032 |
| Weighted average grant date fair value total units outstanding for the period | $ 6.49 |
| X | ||||||||||
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- Definition
Total units vested No definition available.
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| X | ||||||||||
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- Definition
Units Exercised/Released No definition available.
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| X | ||||||||||
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- Definition
Weighted average grant date fair value units exercised/released No definition available.
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| X | ||||||||||
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- Definition
Total units outstanding for the period No definition available.
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| X | ||||||||||
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- Definition
Weighted average grant date fair value total units outstanding for the period No definition available.
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| X | ||||||||||
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- Definition
The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The net total number of shares (or other type of equity) under an equity-based award plan, other than a stock option plan, that were granted, vested and forfeited during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Change in the weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan). No definition available.
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