Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation Plan (Schedule Of Valuation Assumptions Used In Computing Fair Value Of Stock-Based Awards) (Details)

v2.4.0.6
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
Sep. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of options 653
Stock Option One [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of options 153
Dividend yield 0.00%
Expected volatility, minimum 53.30% [1]
Expected volatility, maximum 59.20% [1]
Risk-free interest rate, minimum 0.71%
Risk-free interest rate, maximum 1.44%
Stock Option One [Member] | Minimum [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting period 1 year
Grant price 7.64
Expected life (years) 5 years 3 months 22 days
Weighted average fair value 4.40
Stock Option One [Member] | Maximum [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting period 5 years
Grant price 9.89
Expected life (years) 7 years 3 months 29 days
Weighted average fair value 5.40
Stock Option Two [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of options 500
Dividend yield 0.00%
Expected volatility, minimum 50.30% [1]
Expected volatility, maximum 58.60% [1]
Risk-free interest rate, minimum 0.39%
Risk-free interest rate, maximum 1.04%
Stock Option Two [Member] | Minimum [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting period 3 years
Grant price 13.00
Expected life (years) 3 years 3 months
Weighted average fair value 2.64
Stock Option Two [Member] | Maximum [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting period 6 years
Grant price 16.00
Expected life (years) 6 years 3 months
Weighted average fair value 3.94
[1] Since the Company’s historical volatility was not representative of the ongoing future business, the Company’s historical volatility was based on a combination of the Company’s volatility and the historical volatility of a peer group of companies within similar industries and similar size as the Company.