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Related Party Transactions (Details) - USD ($)
$ in Millions
9 Months Ended
Jan. 01, 2013
Sep. 30, 2016
May 17, 2016
May 15, 2016
Related Party Transaction [Line Items]        
Equity interest in acquiree, percentage     80.00%  
Management Agreement With River Banc LLC        
Related Party Transaction [Line Items]        
Management agreement, renewal term 1 year      
Equity method investment, ownership Interest       20.00%
Revenue (loss) from related parties   $ 0.1    
Expenses from transactions with related parties   $ 1.8