The number of positions eliminated during the period as a result of restructuring activities.

No definition available.

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Topic 230
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- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Restructuring and Other Charges - Additional Information (Details) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Jun. 30, 2021 USD ($)	Jun. 27, 2020 USD ($)	Jun. 30, 2021 USD ($)	Jun. 27, 2020 USD ($)	Sep. 30, 2020 USD ($) Employee	Sep. 30, 2019 USD ($)
Restructuring Cost And Reserve [Line Items]
Restructuring and other charges, net	$ 132	$ (62)	$ (584)	$ (32,338)
Restructuring charges			(345)	(26,764)
Restructuring Reserve	4,154	16,084	4,154	16,084	$ 9,987	$ 31,086
Impairment and Accretion Expense Related to Exited Facilities
Restructuring Cost And Reserve [Line Items]
Restructuring and other charges, net				(4,900)
Accelerated Depreciation Planned Facility Exit
Restructuring Cost And Reserve [Line Items]
Restructuring and other charges, net				(600)
Employee Severance and Related Benefits
Restructuring Cost And Reserve [Line Items]
Restructuring charges			(162)	(31,155)
Restructuring Reserve	262	9,728	262	9,728	3,992	298
Employee Severance and Related Benefits \| Restructuring Plan 2020
Restructuring Cost And Reserve [Line Items]
Restructuring charges			(200)		$ (30,800)
Number of employees \| Employee					250
Facility Closures and Related Costs
Restructuring Cost And Reserve [Line Items]
Restructuring charges			(183)	4,391
Restructuring Reserve	3,892	$ 6,356	3,892	$ 6,356	$ 5,995	$ 30,788
Facility Closures and Related Costs \| Accrued Expenses and Other Current Liabilities
Restructuring Cost And Reserve [Line Items]
Restructuring Reserve	2,400		2,400
Facility Closures and Related Costs \| Other Noncurrent Liabilities
Restructuring Cost And Reserve [Line Items]
Restructuring Reserve	$ 1,500		$ 1,500