XML 23 R79.htm IDEA: XBRL DOCUMENT v2.4.0.6
Fair Value Measurements - Recurring Basis (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Contingent Consideration $ 19,000    
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Assets: 7,989 9,290  
Liabilities: 0 0  
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Assets: 83,295 51,434  
Liabilities: 12,911 2,492  
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Assets: 0 0  
Liabilities: 18,983 38,646  
Fair Value, Measurements, Recurring [Member] | Estimate of Fair Value, Fair Value Disclosure [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Assets: 91,284 60,724  
Liabilities: 31,894 41,138  
Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 1 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Foreign exchange contracts 0 0  
Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 2 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Foreign exchange contracts 12,911 2,492  
Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 3 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Foreign exchange contracts 0 0  
Fair Value, Measurements, Recurring [Member] | Foreign Exchange Contract [Member] | Estimate of Fair Value, Fair Value Disclosure [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Foreign exchange contracts 12,911 2,492  
Fair Value, Measurements, Recurring [Member] | Contingent Consideration [Member] | Fair Value, Inputs, Level 1 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Contingent Consideration 0 0  
Fair Value, Measurements, Recurring [Member] | Contingent Consideration [Member] | Fair Value, Inputs, Level 2 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Contingent Consideration 0 0  
Fair Value, Measurements, Recurring [Member] | Contingent Consideration [Member] | Fair Value, Inputs, Level 3 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Contingent Consideration 18,983 38,646 22,510
Fair Value, Measurements, Recurring [Member] | Contingent Consideration [Member] | Estimate of Fair Value, Fair Value Disclosure [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Contingent Consideration 18,983 38,646  
Fair Value, Measurements, Recurring [Member] | Short-Term Investments [Member] | Fair Value, Inputs, Level 1 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Short-term investments 7,989 9,290  
Fair Value, Measurements, Recurring [Member] | Short-Term Investments [Member] | Fair Value, Inputs, Level 2 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Short-term investments 82,462 45,287  
Fair Value, Measurements, Recurring [Member] | Short-Term Investments [Member] | Fair Value, Inputs, Level 3 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Short-term investments 0 0  
Fair Value, Measurements, Recurring [Member] | Short-Term Investments [Member] | Estimate of Fair Value, Fair Value Disclosure [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Short-term investments 90,451 54,577  
Fair Value, Measurements, Recurring [Member] | Foreign exchange contracts | Fair Value, Inputs, Level 1 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Foreign exchange contracts 0 0  
Fair Value, Measurements, Recurring [Member] | Foreign exchange contracts | Fair Value, Inputs, Level 2 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Foreign exchange contracts 833 6,147  
Fair Value, Measurements, Recurring [Member] | Foreign exchange contracts | Fair Value, Inputs, Level 3 [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Foreign exchange contracts 0 0  
Fair Value, Measurements, Recurring [Member] | Foreign exchange contracts | Estimate of Fair Value, Fair Value Disclosure [Member]
      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Foreign exchange contracts $ 833 $ 6,147