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Note 13 (Details Textual) - USD ($)
$ in Millions
Aug. 16, 2017
May 22, 2017
Dec. 30, 2016
Hill & Valley Inc. [Member]      
Minimum Annual Revenues     $ 45
Labriola Baking Company [Member]      
Minimum Annual Revenues $ 17    
Hill & Valley Inc. [Member]      
Payments to Acquire Businesses, Gross     $ 31
ICEE Distributor [Member]      
Payments to Acquire Businesses, Gross   $ 11  
Labriola Baking Company [Member]      
Payments to Acquire Businesses, Gross $ 6