v2.4.0.8
Commitments, Contingencies and Guarantees (Details) (USD $)
In Millions, unless otherwise specified
1 Months Ended 9 Months Ended 6 Months Ended
Oct. 31, 2013
Jun. 30, 2014
Jun. 30, 2014
Scenario, Forecast [Member]
Commitment And Contingencies [Line Items]      
Percentage of loss on securities 90.00%    
Loss on large positions on Singapore Exchange $ 64.0 $ 79.2 $ 84.0