XML 39 R67.htm IDEA: XBRL DOCUMENT v2.4.0.6
Share Based Compensation (Details) (USD $)
 1 Months Ended 12 Months Ended
Jun. 30, 2011
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares authorized for issuance (in shares)   10,000,000    
Number of shares available for issuance (in shares)   7,429,000    
Term of award   Granted stock options have a term of 10 years    
Stock options vesting terms   Vest one-third on the grant date and additional one-third on the first and second anniversary dates of the grant. Our independent non-employee director's received annual grants of service-based share awards that vest following 12 months of service. In addition to the stock options, we grant service-based stock awards that typically vest over a period of three years from the date of grant provided that the recipient is still our employee at the time of vesting.    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   Vest one-third on the grant date and additional one-third on the first and second anniversary dates of the grant. Our independent non-employee director's received annual grants of service-based share awards that vest following 12 months of service. In addition to the stock options, we grant service-based stock awards that typically vest over a period of three years from the date of grant provided that the recipient is still our employee at the time of vesting.    
Number of common shares that outstanding options gives holders the option to purchase (in shares)   611,334    
Number of service-based stock awards authorized (in shares)   347,191    
Number of performance share units authorized (in shares)   174,172    
Service-Based Awards, Additional disclosures [Abstract]        
Total share-based compensation expense before income tax   $ 6,569,000 $ 4,587,000 $ 8,589,000
Income tax benefit   0 0 0
Total share-based compensation expense, net of income tax benefit   6,569,000 4,587,000 8,589,000
Unrecognized compensation expense   362,000    
Unrecognized compensation expense, weighted average period of recognition (in years)   0.50    
Cash received from exercise of stock options   83,000    
Number of directors elected to Board of Directors 3 3    
Fair value assumptions [Abstract]        
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Method Used   Black-Scholes option-pricing model Black-Scholes option-pricing model Black-Scholes option-pricing model
Risk-free interest rate, minimum (in hundredths)   0.10% 0.31% 1.36%
Risk-free interest rate, maximum (in hundredths)   1.11% 1.52% 2.36%
Expected dividend yield (in dollars per share)   0 0 0
Expected volatility, minimum (in hundredths)   50.00% 107.00% 102.00%
Expected volatility, maximum (in hundredths)   134.00% 108.00% 126.00%
Expected forfeiture rate, minimum (in hundredths)   0.00% 0.00% 0.00%
Expected forfeiture rate, maximum (in hundredths)   3.00% 3.00% 3.00%
Expected term, minimum (years)   1.0 1.0 3.0
Expected term, maximum (years)   3.0 3.0 5.0
Service-Based Share Awards [Member]
        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares authorized for issuance (in shares)   347,191    
Stock options vesting terms   Vest 50% following 12 months of service and 50% following 24 months of service.    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   Vest 50% following 12 months of service and 50% following 24 months of service.    
Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period   following 12 months of service    
One-time initial service-based award to newly elected directors (in shares)   1,000    
Service-Based Awards [Roll Forward]        
Outstanding at beginning of period (in shares)   551,382 [1]    
Granted (in shares)   221,758 [1]    
Vested (Awarded) (in shares)   (416,719) [1]    
Forfeited (in shares)   (9,230) [1]    
Outstanding at end of period (in shares)   347,191 [1] 551,382 [1]  
Service-Based Awards, Additional disclosures [Abstract]        
Service-based share grants, weighted average per share fair value (in dollars per share)   $ 15.49 $ 12.31 $ 6.41
Total share-based compensation expense before income tax   692,000 [2] (1,668,000) [2] 956,000 [2]
Performance-Based Share Awards [Member]
        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares authorized for issuance (in shares)   174,172    
Service-Based Awards, Additional disclosures [Abstract]        
Total share-based compensation expense before income tax   5,549,000 5,586,000 6,453,000
Options [Member]
        
Stock options [Roll Forward]        
Outstanding at beginning of period (in shares)   675,575    
Granted (in shares)   0    
Exercised (in shares)   (12,677)    
Forfeited/expired (in shares)   (30,564)    
Forfeited (in shares)   (30,564)    
Outstanding and expected to vest at end of period (in shares)   632,334 [3] 675,575  
Fully vested and exercisable at end of period (in shares)   632,334    
Stock options, Additional disclosures [Abstract]        
Outstanding, weighted average exercise price at beginning of period (in dollars per share)   $ 24.02    
Granted, weighted average exercise price (in dollars per share)   $ 0    
Exercised, weighted average exercise price (in dollars per share)   $ 6.55    
Forfeited/expired, weighted average exercise price (in dollars per share)   $ 21.07    
Forfeited (in dollars per share)   $ 21.07    
Outstanding and expected to vest at end of period (in dollars per share)   $ 24.51 [3] $ 24.02  
Fully vested and exercisable at end of period (in dollars per share)   $ 24.51    
Outstanding and expected to vest, weighted average remaining contractual term at end of period (in years)   $ 0    
Fully vested and exercisable, weighted average remaining contractual term at end of period (in years)   $ 5.77 [3]    
Outstanding and expected to vest, aggregate intrinsic value at end of period   0    
Fully vested and exercisable, aggregate intrinsic value at end of period   541,000 [3]    
Service-Based Awards, Additional disclosures [Abstract]        
Stock options grants, weighted average per share fair value (in dollars per share)   $ 0 $ 0 $ 4.92
Total intrinsic value of option exercises   72,000 1,000 0
Share-based liabilities paid   0 [4] 1,050,000 [4] 694,000 [4]
Total fair value of stock options vested during the period   1,403,000 112,000 1,369,000
Total share-based compensation expense before income tax   $ 328,000 $ 669,000 $ 1,180,000
Number of options outstanding (in shares)   632,334 [3] 675,575  
Non-Vested Stock Options [Member]
        
Stock options [Roll Forward]        
Outstanding at beginning of period (in shares)   303,141    
Granted (in shares)   0    
Vested (in shares)   (285,077)    
Forfeited/expired (in shares)   (18,064)    
Forfeited (in shares)   (18,064)    
Outstanding and expected to vest at end of period (in shares)   0    
Fully vested and exercisable at end of period (in shares)   0    
Stock options, Additional disclosures [Abstract]        
Non-vested stock options outstanding, weighted average fair value, at beginning of period (in dollars per share)   $ 4.92    
Non-vested stock options vested, weighted average fair value (in dollars per share)   $ 4.92    
Non-vested stock options forfeited, weighted average fair value (in dollars per share)   $ 4.94    
Non-vested stock options outstanding, weighted average fair value, at beginning of period (in dollars per share)   $ 0    
Service-Based Awards, Additional disclosures [Abstract]        
Number of options outstanding (in shares)   0    
Non-Employee Directors Stock Option Plan [Member]
        
Stock options [Roll Forward]        
Outstanding and expected to vest at end of period (in shares)   21,000    
Service-Based Awards, Additional disclosures [Abstract]        
Number of options outstanding (in shares)   21,000    
[1] All of our service-based stock awards granted prior to June 7, 2011 vested as explained above. Awards will settle upon original vesting date or payment schedule for the respective awards.
[2] We recorded a net credit for service-based stock awards in 2010 due to adjustments to share-based expense for payroll taxes paid in cash during the year.
[3] As explained above, all unvested stock options immediately vested and became immediately exercisable. All such options will remain exercisable for their respective remaining term, regardless of whether the awardees remain employees of Century.
[4] Share based liabilities paid represent the fair value of shares issued on the vesting date to certain key employees under our performance share program.