Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies (Details)

v3.8.0.1
Significant Accounting Policies (Details)
3 Months Ended 12 Months Ended
Sep. 30, 2017
USD ($)
$ / shares
Jul. 01, 2017
$ / shares
Apr. 01, 2017
$ / shares
Dec. 31, 2016
$ / shares
Oct. 01, 2016
USD ($)
$ / shares
Jul. 02, 2016
$ / shares
Apr. 02, 2016
$ / shares
Jan. 02, 2016
$ / shares
Sep. 30, 2017
USD ($)
operating_segment
$ / shares
Oct. 01, 2016
USD ($)
$ / shares
Oct. 03, 2015
USD ($)
$ / shares
Sep. 28, 2013
operating_segment
Jul. 31, 2017
derivative
Sep. 30, 2013
derivative
Significant Accounting Policies [Line Items]                            
Number of business segments | operating_segment                 2     2    
Accounts Receivable                            
Reserves $ 1,400,000       $ 2,000,000       $ 1,400,000 $ 2,000,000        
Bad debt expense (less than 1%)                 1.00% 1.00% 1.00%      
Contingent Consideration                            
Contingent consideration 1,600,000       2,500,000       $ 1,600,000 $ 2,500,000 $ 3,100,000      
Self-insurance reserves (less than $0.1 million) $ 100,000       100,000       $ 100,000 100,000        
Advertising Costs                            
Percentage of net purchases available for advertising, minimum 2.00%               2.00%          
Percentage of net purchases available for advertising, maximum 5.00%               5.00%          
Advertising costs                 $ 4,600,000 4,400,000 4,700,000      
Cooperative advertising programs costs                 1,100,000 1,100,000 1,100,000      
Accumulated other comprehensive loss $ 35,000       $ 112,000       35,000 112,000        
Derivatives                            
AOCI gain (loss)                 $ 1,000,000 $ 300,000 $ (200,000)      
Diluted EPS (usd per share) | $ / shares $ (0.27) $ (0.56) $ (0.57) $ 0.08 $ (0.29) $ (0.32) $ (0.43) $ (0.09) $ (1.33) $ (1.12) $ (1.00)      
Selling, general and administrative expenses                            
Contingent Consideration                            
Distribution costs                 $ 14,600,000 $ 15,100,000 $ 16,800,000      
Interest Rate Swap                            
Derivatives                            
Number of instruments held | derivative                         2 4
Minimum                            
Accounts Receivable                            
Estimated useful life                 3 years          
Intangibles, economic life (in years)                 4 years          
Maximum                            
Significant Accounting Policies [Line Items]                            
Ownership percentage (percent) 50.00%               50.00%          
Accounts Receivable                            
Estimated useful life                 25 years          
Intangibles, economic life (in years)                 20 years          
Internally developed software | Minimum                            
Accounts Receivable                            
Intangibles, economic life (in years)                 3 years          
Internally developed software | Maximum                            
Accounts Receivable                            
Intangibles, economic life (in years)                 10 years          
Maturity Date 9/9/2016                            
Derivatives                            
Notional amount $ 15,000,000               $ 15,000,000          
LIBOR Rate 1.17%               1.17%          
Maturity Date 9/11/2017                            
Derivatives                            
Notional amount $ 15,000,000               $ 15,000,000          
LIBOR Rate 1.648%               1.648%          
Maturity Date 9/19/2016                            
Derivatives                            
Notional amount $ 15,000,000               $ 15,000,000          
LIBOR Rate 1.003%               1.003%          
Maturity Date 9/19/2017                            
Derivatives                            
Notional amount $ 15,000,000               $ 15,000,000          
LIBOR Rate 1.449%               1.449%          
Maturity Date 7/19/2019                            
Derivatives                            
Notional amount $ 10,000,000               $ 10,000,000          
LIBOR Rate 1.74%               1.74%          
Maturity Date 5/10/2021                            
Derivatives                            
Notional amount $ 10,000,000               $ 10,000,000          
LIBOR Rate 1.99%               1.99%          
Accounting Standards Update 2016-09                            
Derivatives                            
Diluted EPS (usd per share) | $ / shares   $ 0.01 $ 0.01