Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Narrative) (Details)

v3.4.0.3
Stock-Based Compensation (Narrative) (Details) - USD ($)
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Total stock-based compensation expense including reversals of expense for forfeited or cancelled awards $ 341,000 $ 1,100,000
Number of restricted stock units vested during period 66,000  
Number of unvested restricted stock units forfeited during period 161,000  
Unrecognized compensation expense, Nonvested awards $ 815,000  
Unrecognized compensation cost, Period for Recognition 1 year 8 months 12 days  
Unvested Restricted Stock [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of unvested restricted stock units forfeited during period 161,000  
Unvested Restricted Stock [Member] | Non-Employee Directors[Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of restricted stock units vested during period 66,000  
Aggregate fair value of restricted stock vested $ 63,360