v2.4.0.6
CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $)
In Thousands, except Share data, unless otherwise specified
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income [Member]
Treasury Stock [Member]
Balance at Dec. 31, 2008 $ 218,514 $ 388 $ 227,522 $ 16,215 $ 800 $ (26,411)
Balance (in shares) at Dec. 31, 2008   38,816,844       (3,097,364)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Exercise of common stock options 98   98      
Exercise of common stock options (in shares)   17,925        
Employee stock purchase plan 457 2 455      
Employee stock purchase plan (in shares)   227,784        
Stock-based compensation expense 5,015   5,015      
Vesting of restricted stock units and restricted stock awards (1,070) 3 (1,073)      
Vesting of restricted stock units and restricted stock awards (in shares)   297,621        
Tax deficiency from stock-based compensation (1,386)   (1,386)      
Retirement of treasury stock   (30) (10,549) (15,832)   26,411
Retirement of treasury stock (in shares)   (3,097,364)       3,097,364
Translation adjustments 326       326  
Net income (loss) 4,707     4,707    
Balance at Dec. 31, 2009 226,661 363 220,082 5,090 1,126  
Balance (in shares) at Dec. 31, 2009   36,262,810        
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Exercise of common stock options 333 1 332      
Exercise of common stock options (in shares)   68,200        
Stock repurchase and retirement of shares (2,000) (3) (1,783) (214)    
Stock repurchase and retirement of shares (in shares)   (291,212)        
Stock-based compensation expense 7,151   7,151      
Vesting of restricted stock units and restricted stock awards (1,305) 4 (1,309)      
Vesting of restricted stock units and restricted stock awards (in shares)   359,013        
Tax deficiency from stock-based compensation (334)   (334)      
Translation adjustments (1,122)       (1,122)  
Net income (loss) (9,897)     (9,897)    
Balance at Dec. 31, 2010 219,487   224,139 (5,021) 4  
Balance (in shares) at Dec. 31, 2010 36,398,811 36,398,811        
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Exercise of common stock options 1,724 2 1,722      
Exercise of common stock options (in shares)   293,893        
Employee stock purchase plan 977 2 975      
Employee stock purchase plan (in shares)   187,036        
Stock repurchase and retirement of shares (2,230) (3) (1,985) (242)    
Stock repurchase and retirement of shares (in shares)   (323,361)        
Stock-based compensation expense 5,868   5,868      
Vesting of restricted stock units and restricted stock awards (2,219) 4 (2,223)      
Vesting of restricted stock units and restricted stock awards (in shares)   455,871        
Tax deficiency from stock-based compensation 881   881      
Changes in fair value of derivative, net of income tax (380)       (380)  
Translation adjustments (1,662)       (1,662)  
Net income (loss) 24,297     24,297    
Balance at Dec. 31, 2011 $ 246,743   $ 229,377 $ 19,034 $ (2,038)  
Balance (in shares) at Dec. 31, 2011 37,012,250 37,012,250