v2.4.0.6
Fair Value Measurements (Balance Measured at Fair Value) (Details) (Fair Value, Measurements, Recurring, USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Level 1
   
ASSETS    
Cash and Cash Equivalents $ 358,354 $ 192,828
Restricted Cash and Cash Equivalents 25,005 22,900
CRDA deposits 0 0
Investment available for sale 0 0
Liabilities [Abstract]    
Merger earnout 0 0
Contingent consideration liability 0  
Level 2
   
ASSETS    
Cash and Cash Equivalents 0 0
Restricted Cash and Cash Equivalents 0 0
CRDA deposits 0 0
Investment available for sale 0 0
Liabilities [Abstract]    
Merger earnout 0 0
Contingent consideration liability 0  
Level 3
   
ASSETS    
Cash and Cash Equivalents 0 0
Restricted Cash and Cash Equivalents 0 0
CRDA deposits 29,101 28,464
Investment available for sale 18,223 17,907
Liabilities [Abstract]    
Merger earnout 8,983 9,800
Contingent consideration liability 4,522  
Balance
   
ASSETS    
Cash and Cash Equivalents 358,354 192,828
Restricted Cash and Cash Equivalents 25,005 22,900
CRDA deposits 29,101 28,464
Investment available for sale 18,223 17,907
Liabilities [Abstract]    
Merger earnout 8,983 9,800
Contingent consideration liability $ 4,522