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Stock-Based Compensation Plan (Schedule Of Valuation Assumptions Used In Computing Fair Value Of Stock-Based Awards) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
9 Months Ended | |||||||||
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Sep. 30, 2013
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||||
| Options granted | 560 | |||||||||
| Expected life (years) | 5 years | [1] | ||||||||
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Stock Option One [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||||
| Options granted | 120 | |||||||||
| Dividend yield | 0.00% | |||||||||
| Expected volatility, minimum | 52.80% | [2] | ||||||||
| Expected volatility, maximum | 55.20% | [2] | ||||||||
| Risk-free interest rate, minimum | 1.04% | |||||||||
| Risk-free interest rate, maximum | 1.98% | |||||||||
| Discount for post-vesting restrictions | 0.00% | [3] | ||||||||
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Stock Option One [Member] | Minimum [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||||
| Vesting period | 1 year | |||||||||
| Grant price | $ 8.02 | |||||||||
| Expected life (years) | 5 years 3 months 22 days | [4] | ||||||||
| Weighted average fair value | $ 4.23 | |||||||||
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Stock Option One [Member] | Maximum [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||||
| Vesting period | 5 years | |||||||||
| Grant price | $ 10.20 | |||||||||
| Expected life (years) | 6 years 11 months 12 days | [4] | ||||||||
| Weighted average fair value | $ 5.38 | |||||||||
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Stock Option Two [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||||
| Options granted | 440 | |||||||||
| Grant price | $ 10.40 | |||||||||
| Dividend yield | 0.00% | |||||||||
| Expected Volatility | 53.90% | [2] | ||||||||
| Risk-free Interest Rate | 1.62% | |||||||||
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Stock Option Two [Member] | Minimum [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||||
| Discount for post-vesting restrictions | 16.00% | [3] | ||||||||
| Weighted average fair value | $ 1.59 | |||||||||
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Stock Option Two [Member] | Maximum [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||||
| Discount for post-vesting restrictions | 35.00% | [3] | ||||||||
| Weighted average fair value | $ 3.64 | |||||||||
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