Represents the number of derivative agreements entered into by the entity during the reporting period.

No definition available.

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

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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

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
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- Definition

The number of derivative instruments of a particular group held by the entity.

+ References

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- Definition

The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-SubTopic 30
-Section 50
-Paragraph 1
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- Definition

Amount, before tax and after reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
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- Definition

Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details

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Derivative Financial Instruments - Narrative (Details)			12 Months Ended
Derivative Financial Instruments - Narrative (Details)	Dec. 29, 2019 USD ($) instrument	Sep. 29, 2019 USD ($) instrument	Sep. 30, 2018 agreement
Derivatives not designated as hedging instruments
Derivative Financial Instruments
Number of instruments held \| instrument	0	0
Interest rate swap agreements
Derivative Financial Instruments
Effective portion of interest rate swap agreements	$ (9,200,000)
Effective portion of interest rate swap agreements		$ (10,900,000)
Interest rate swap agreements \| Designated as cash flow hedges \| Derivatives designated as hedging instruments
Derivative Financial Instruments
Number of derivative agreements \| agreement			5
Notional amount	$ 237,500,000
Fixed rate	2.79%
Gain (loss) to be reclassified during next twelve months	$ 2,500,000
Interest Rate Swap 1 \| Designated as cash flow hedges \| Derivatives designated as hedging instruments
Derivative Financial Instruments
Notional amount	47,500,000
Interest Rate Swap 2 \| Designated as cash flow hedges \| Derivatives designated as hedging instruments
Derivative Financial Instruments
Notional amount	47,500,000.0
Interest Rate Swap 3 \| Designated as cash flow hedges \| Derivatives designated as hedging instruments
Derivative Financial Instruments
Notional amount	47,500,000.0
Interest Rate Swap 4 \| Designated as cash flow hedges \| Derivatives designated as hedging instruments
Derivative Financial Instruments
Notional amount	47,500,000.0
Interest Rate Swap 5 \| Designated as cash flow hedges \| Derivatives designated as hedging instruments
Derivative Financial Instruments
Notional amount	$ 47,500,000.0