v2.4.0.8
Commitments and Contingencies (Details) (USD $)
In Millions, unless otherwise specified
6 Months Ended
Jun. 30, 2013
Mr. and Ms. Thomas [Member]
 
Related Party Transaction [Line Items]  
Cash payments remained to be paid $ 1.0
Mr. Thomas [Member]
 
Related Party Transaction [Line Items]  
Cash payouts to be made under separation agreements 0.8
Ms. Thomas [Member]
 
Related Party Transaction [Line Items]  
Cash payouts to be made under separation agreements $ 0.4