Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Derivatives and Contingent Consideration) (Details)

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Commitments and Contingencies (Derivatives and Contingent Consideration) (Details) - USD ($)
 6 Months Ended 12 Months Ended
Sep. 29, 2018
Sep. 29, 2018
Mar. 31, 2018
Mar. 09, 2018
Sep. 30, 2017
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Contingent consideration $ (10,542,000) $ (10,542,000)     $ (1,600,000)
Other assets          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivative liabilities, fair value 182,000 182,000     0
Deferred tax liabilities          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivative liabilities, fair value (46,000) (46,000)     21,000
Other liabilities          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivative liabilities, fair value 0 0     (56,000)
Accumulated other comprehensive loss          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivative liabilities, fair value 136,000 136,000     (35,000)
Quoted Prices in Active Markets for Identical Assets (Level 1)          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Contingent consideration 0 0     0
Significant Other Observable Inputs (Level 2)          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Contingent consideration 0 0     0
Significant Unobservable Inputs (Level 3)          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Contingent consideration (10,542,000) (10,542,000)     (1,600,000)
Salt Life Acquisition          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Contingent consideration (1,300,000) (1,300,000)      
Change in fair value of contingent consideration   300,000      
DTG2Go          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Contingent consideration (8,700,000) (8,700,000) $ (4,650,000) $ (8,700,000)  
Change in fair value of contingent consideration 4,050,000        
Contingent consideration, expected payout, fair value 9,200,000 9,200,000      
Interest Rate Swap          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Interest Rate Swap 183,000 183,000      
Interest Rate Swap         (56,000)
Interest Rate Swap | Quoted Prices in Active Markets for Identical Assets (Level 1)          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Interest Rate Swap 0 0      
Interest Rate Swap         0
Interest Rate Swap | Significant Other Observable Inputs (Level 2)          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Interest Rate Swap 183,000 183,000      
Interest Rate Swap         (56,000)
Interest Rate Swap | Significant Unobservable Inputs (Level 3)          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Interest Rate Swap 0 0      
Interest Rate Swap         0
Cotton Options          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivative liabilities, fair value (110,000) (110,000)     (125,000)
Cotton Options | Quoted Prices in Active Markets for Identical Assets (Level 1)          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivative liabilities, fair value (110,000) (110,000)     (125,000)
Cotton Options | Significant Other Observable Inputs (Level 2)          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivative liabilities, fair value 0 0     0
Cotton Options | Significant Unobservable Inputs (Level 3)          
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]          
Derivative liabilities, fair value 0 0     $ 0
Maturity Date July 19, 2019          
Interest Rate Derivatives [Abstract]          
Notional amount $ 10,000,000 $ 10,000,000      
LIBOR Rate 1.74% 1.74%      
Maturity Date July 19, 2019 | Interest Rate Swap          
Interest Rate Derivatives [Abstract]          
Notional amount $ 10,000,000 $ 10,000,000      
LIBOR Rate 1.74% 1.74%      
Maturity Date May 10, 2021          
Interest Rate Derivatives [Abstract]          
Notional amount $ 10,000,000 $ 10,000,000      
LIBOR Rate 1.99% 1.99%      
Maturity Date May 10, 2021 | Interest Rate Swap          
Interest Rate Derivatives [Abstract]          
Notional amount $ 10,000,000 $ 10,000,000      
LIBOR Rate 1.99% 1.99%      
Maturity Date July 25, 2023          
Interest Rate Derivatives [Abstract]          
Notional amount $ 20,000,000 $ 20,000,000      
LIBOR Rate 3.18% 3.18%      
Maturity Date July 25, 2023 | Interest Rate Swap          
Interest Rate Derivatives [Abstract]          
Notional amount $ 20,000,000 $ 20,000,000      
LIBOR Rate 3.18% 3.18%