v2.4.0.6
CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $)
In Thousands, except Share data
Total
Common Class A [Member]
Common Class B [Member]
Additional Paid In Capital [Member]
Retained Earnings [Member]
Opening Balance VALUE at Dec. 31, 2011 $ 248,911 $ 310 $ 72 $ 597,327 $ (348,798)
Opening Balance SHARES at Dec. 31, 2011   31,044,001 7,197,532    
Conversion of Class B common stock to Class A common stock SHARES   0 0    
Compensation expense related to granting of stock options SHARES   0 0    
Compensation expense related to granting of restricted stock units SHARES   280,072 0    
Issuance of common stock related to an incentive plan SHARES   0 0    
Common stock repurchase SHARES   0 0    
Exercise of stock options SHARES   101,350 0    
Purchase of vested employee restricted stock units SHARES   (199,376) 0    
Net income (loss) 11,268 0 0 0 11,268
Conversion of Class B common stock to Class A common stock VALUE 0 0 0 0 0
Compensation expense related to granting of stock options VALUE 210 0 0 210 0
Compensation expense related to granting of restricted stock units VALUE 5,544 3 0 5,541 0
Issuance of common stock related to an incentive plan VALUE 0 0 0 0 0
Common stock repurchase VALUE 0 0 0 0 0
Purchase of vested employee restricted stock units (1,367) (2) 0 (1,365) 0
Forfeitures of dividend equivalents VALUE 16 0 0 0 16
Realization of tax benefit for dividend equivalent payments VALUE 0 0 0 0 0
Exercise of stock options VALUE 135 1 0 134 0
Net unrealized gain (loss) on derivatives VALUE 0 0 0 0 0
Ending Balance VALUE at Dec. 31, 2012 264,717 312 72 601,847 (337,514)
Ending Balance SHARES at Dec. 31, 2012   31,226,047 7,197,532    
Conversion of Class B common stock to Class A common stock SHARES   0 0    
Compensation expense related to granting of stock options SHARES 0 0 0    
Compensation expense related to granting of restricted stock units SHARES   286,628 0    
Issuance of common stock related to an incentive plan SHARES   0 0    
Common stock repurchase SHARES   0 0    
Exercise of stock options SHARES (85,250) 85,250 0    
Purchase of vested employee restricted stock units SHARES   (78,816) 0    
Net income (loss) (251) 0 0 0 (251)
Conversion of Class B common stock to Class A common stock VALUE 0 0 0 0 0
Compensation expense related to granting of stock options VALUE 30 0 0 30 0
Compensation expense related to granting of restricted stock units VALUE 1,112 3 0 1,109 0
Issuance of common stock related to an incentive plan VALUE 0 0 0 0 0
Common stock repurchase VALUE 0 0 0 0 0
Purchase of vested employee restricted stock units (610) (1) 0 (609) 0
Payments of dividends VALUE 0 0 0 0 0
Forfeitures of dividend equivalents VALUE 0 0 0 0 0
Exercise of stock options VALUE 130 1 0 129 0
Net unrealized gain (loss) on investments VALUE 0 0 0 0 0
Net unrealized gain (loss) on derivatives VALUE 0 0 0 0 0
Ending Balance VALUE at Mar. 31, 2013 $ 265,128 $ 315 $ 72 $ 602,506 $ (337,765)
Ending Balance SHARES at Mar. 31, 2013   31,519,109 7,197,532