Quarterly report pursuant to Section 13 or 15(d)

Other Intangible Assets - Components of Gross and Net Acquired Intangible Assets (Details)

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Other Intangible Assets - Components of Gross and Net Acquired Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 30, 2017
Sep. 30, 2017
Dec. 24, 2016
Acquired Indefinite-lived Intangible Assets [Line Items]      
Gross $ 201,100 $ 201,100 $ 170,500
Accumulated Amortization (60,100) (57,800) (50,400)
Accumulated Impairment (27,200) (27,200) (27,200)
Net Carrying Value 113,726 116,067 92,851
Marketing-related intangible assets      
Acquired Indefinite-lived Intangible Assets [Line Items]      
Gross 79,600 79,600 77,700
Accumulated Amortization (13,100) (12,700) (11,500)
Accumulated Impairment (26,000) (26,000) (26,000)
Net Carrying Value 40,500 40,900 40,200
Other acquired intangible assets      
Acquired Indefinite-lived Intangible Assets [Line Items]      
Gross 29,900 29,900 28,500
Accumulated Amortization (13,200) (12,900) (11,900)
Accumulated Impairment (1,200) (1,200) (1,200)
Net Carrying Value 15,500 15,800 15,400
Amortizable | Marketing-related intangible assets      
Acquired Indefinite-lived Intangible Assets [Line Items]      
Gross 16,900 16,900 14,900
Accumulated Amortization (13,100) (12,700) (11,500)
Accumulated Impairment 0 0 0
Net Carrying Value 3,800 4,200 3,400
Amortizable | Customer-related intangible assets      
Acquired Indefinite-lived Intangible Assets [Line Items]      
Gross 91,600 91,600 64,300
Accumulated Amortization (33,900) (32,200) (27,000)
Accumulated Impairment 0 0 0
Net Carrying Value 57,700 59,400 37,300
Amortizable | Other acquired intangible assets      
Acquired Indefinite-lived Intangible Assets [Line Items]      
Gross 22,100 22,100 20,800
Accumulated Amortization (13,200) (12,900) (11,900)
Accumulated Impairment 0 0 0
Net Carrying Value 8,900 9,200 8,900
Nonamortizable | Marketing-related intangible assets      
Acquired Indefinite-lived Intangible Assets [Line Items]      
Gross 62,700 62,700 62,800
Accumulated Amortization 0 0 0
Accumulated Impairment (26,000) (26,000) (26,000)
Net Carrying Value 36,700 36,700 36,800
Nonamortizable | Other acquired intangible assets      
Acquired Indefinite-lived Intangible Assets [Line Items]      
Gross 7,800 7,800 7,700
Accumulated Amortization 0 0 0
Accumulated Impairment (1,200) (1,200) (1,200)
Net Carrying Value $ 6,600 $ 6,600 $ 6,500