XML 22 R46.htm IDEA: XBRL DOCUMENT v2.4.0.6
Equity Compensation Plans and Equity (Details) (USD $)
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Equity Compensation Plans      
Equity-based compensation expense (in dollars) $ 12,807,000 $ 8,769,000 $ 7,113,000
Former CFO
     
Equity Compensation Plans      
Equity-based compensation expense (in dollars)     700,000
CIGS Solar Systems Abandonment
     
Equity Compensation Plans      
Equity-based compensation expense (in dollars) 700,000 900,000 400,000
Metrology Segment Disposal
     
Equity Compensation Plans      
Equity-based compensation expense (in dollars)   7,700,000 1,000,000
2010 Stock Incentive Plan
     
Equity Compensation Plans      
Maximum number of shares authorized to be issued 3,500,000    
2000 Stock Incentive Plan
     
Equity Compensation Plans      
Minimum vesting period (in years) P2Y    
Maximum vesting period (in years) P5Y    
Number of options outstanding (in shares) 1,205,743    
Expiration period (in years) P7Y    
Stock options
     
Equity Compensation Plans      
Number of options outstanding (in shares) 2,106,000 2,569,000  
Unrecognized equity-based compensation costs (in dollars) 12,800,000    
Period over which unrecognized equity-based compensation costs will be recognized (in years) 1.9    
Assumptions based on which fair value of each option granted was estimated using the Black-Scholes option-pricing model      
Weighted-average expected stock-price volatility (as a percent) 55.00% 62.00% 65.00%
Weighted-average expected option life (in years) 4 5 4
Average risk-free interest rate (as a percent) 1.40% 1.92% 1.79%
Average dividend yield (as a percent) 0.00% 0.00% 0.00%
Stock options | 2010 Stock Incentive Plan
     
Equity Compensation Plans      
Vesting period (in years) 3 years    
Number of options outstanding (in shares) 900,034    
Stock options | 2010 Stock Incentive Plan | Minimum
     
Equity Compensation Plans      
Term of awards (in years) 7    
Stock options | 2010 Stock Incentive Plan | Maximum
     
Equity Compensation Plans      
Term of awards (in years) 10    
Restricted Stock Awards and Restricted Stock Units [Member]
     
Equity Compensation Plans      
Minimum vesting period (in years) P3Y    
Maximum vesting period (in years) P4Y    
Unrecognized equity-based compensation costs (in dollars) 15,700,000    
Period over which unrecognized equity-based compensation costs will be recognized (in years) 3.0    
Other disclosures      
Granted (in shares) 304,000    
Total grant date fair value of shares vested $ 9,700,000    
Restricted Stock Awards and Restricted Stock Units [Member] | Key employees
     
Other disclosures      
Granted (in shares) 304,356    
Restricted Stock
     
Other disclosures      
Shares cancelled in 2011 due to employees electing to receive fewer shares in lieu of paying withholding taxes 67,256    
Restricted Stock | Non-employee members of the Board of Directors
     
Equity Compensation Plans      
Maximum vesting period (in years) P1Y    
Other disclosures      
Granted (in shares) 9,826    
Restricted Stock | 2010 Stock Incentive Plan
     
Equity Compensation Plans      
Minimum vesting period (in years) P1Y    
Maximum vesting period (in years) P5Y