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Income Taxes (Details 2) (USD $)
In Millions, unless otherwise specified
12 Months Ended 1 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2011
Czech Republic and Italy
Jun. 30, 2011
State of Wisconsin
Valuation allowance          
Federal income tax at statutory rate 35.00% 35.00% 35.00%    
Total valuation allowance having an unfavorable impact to income tax expense $ 3.4        
Provision for taxes on earnings 36.1 38.0 13.6   5.5
Valuation allowance on the net deferred tax asset for net operating loss carryforwards in Czech Republic and Italy Foodservice       $ 2.4