Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Other Intangibles, Net - Additional Information (Detail)

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Goodwill and Other Intangibles, Net - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
Jul. 03, 2021
Jun. 27, 2020
Jul. 03, 2021
Jun. 27, 2020
Goodwill And Intangible Assets Disclosure [Abstract]        
Amortization expense $ 700,000 $ 500,000 $ 1,000,000.0 $ 1,600,000
Impairment of goodwill or other intangible assets $ 0 $ 0 $ 0 $ 0