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Contingencies (Details Textual) - Apr. 30, 2015 - Big Heart [Member] - USD ($)
$ in Millions
Total
Loss Contingencies [Line Items]  
Business acquisition consideration given $ 5,905.7
Pending Litigation [Member]  
Loss Contingencies [Line Items]  
Business acquisition consideration given 1,700.0
Initial working capital adjustment received currently in dispute 110.0
Estimate of possible loss $ 16.3