Quarterly report pursuant to Section 13 or 15(d)

Derivatives and Fair Value Measurements (Details)

v3.7.0.1
Derivatives and Fair Value Measurements (Details) - USD ($)
 3 Months Ended 6 Months Ended
Apr. 01, 2017
Apr. 02, 2016
Apr. 01, 2017
Apr. 02, 2016
Oct. 01, 2016
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Decrease in accrual of contingent liability $ 100,000 $ 100,000 $ 200,000 $ 300,000  
Deferred tax assets          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivatives related to interest rate swap agreements 18,000   18,000   $ 70,000
Accrued expenses          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivatives related to interest rate swap agreements (47,000)   (47,000)   (182,000)
Accumulated other comprehensive loss          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivatives related to interest rate swap agreements (29,000)   (29,000)   (112,000)
September 11, 2017          
Interest Rate Derivatives [Abstract]          
Notational Amount $ 15,000,000   $ 15,000,000    
Fixed LIBOR Rate (percentage) 1.648%   1.648%    
September 19, 2017          
Interest Rate Derivatives [Abstract]          
Notational Amount $ 15,000,000   $ 15,000,000    
Fixed LIBOR Rate (percentage) 1.449%   1.449%    
Fair Value, Measurements, Recurring | Interest Rate Swaps          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value $ (47,000)   $ (47,000)   (182,000)
Fair Value, Measurements, Recurring | Cotton Options          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value (44,000)   (44,000)   0
Fair Value, Measurements, Recurring | Contingent Consideration          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value (2,300,000)   (2,300,000)   (2,500,000)
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Interest Rate Swaps          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value 0   0   0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Cotton Options          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value (44,000)   (44,000)   0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Contingent Consideration          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value 0   0   0
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Interest Rate Swaps          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value (47,000)   (47,000)   (182,000)
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Cotton Options          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value 0   0   0
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Contingent Consideration          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value 0   0   0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Interest Rate Swaps          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value 0   0   0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Cotton Options          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value 0   0   0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Contingent Consideration          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Financial derivative liabilities, fair value (2,300,000)   (2,300,000)   $ (2,500,000)
Salt Life Acquisition          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Accrued contingent consideration $ 2,300,000   2,300,000    
Decrease in accrual of contingent liability     $ 200,000