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v3.19.3

Indebtedness (Narrative) (Details) |  | 12 Months Ended |
--- | --- | --- | ---
Jul. 08, 2019 USD ($) extnsion_option | Sep. 29, 2019 USD ($) | Sep. 30, 2018 USD ($) | Oct. 01, 2017 USD ($) | May 01, 2019 USD ($)
Debt Instrument [Line Items] |  |  |  |  |
Loss on debt extinguishment |  | $ 2,757,000 | $ 0 | $ 0 |
Securitization Transaction |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Deferred financing costs | $ 33,000,000.0 |  |  |  |
Fifth Amendment |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Deferred financing costs |  |  |  |  | $ 1,300,000
Senior Notes | Class A-2-I Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Proceeds from issuance of secured debt | $ 575,000,000.0 |  |  |  |
Interest rate | 3.982% |  |  |  |
Effective interest rate |  | 4.541% |  |  |
Senior Notes | Class A-2-II Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Proceeds from issuance of secured debt | $ 275,000,000.0 |  |  |  |
Interest rate | 4.476% |  |  |  |
Effective interest rate |  | 4.798% |  |  |
Senior Notes | Class A-2-III Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Proceeds from issuance of secured debt | $ 450,000,000.0 |  |  |  |
Interest rate | 4.97% |  |  |  |
Effective interest rate |  | 5.196% |  |  |
Senior Notes | Class A-2 Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Principal amount | $ 150,000,000.0 |  |  |  |
Principal payments due if specified leverage ratio achieved | $ 0 | $ 0 |  |  |
Specified maximum leverage ratio | 5.0 | 5.0 |  |  |
Number of extensions for variable funding notes | extnsion_option | 2 |  |  |  |
Length of extension period | 1 year |  |  |  |
Interest rate after repayment date | 5.00% |  |  |  |
Letters of credit outstanding, amount |  | $ 45,600,000 |  |  |
Senior Notes | Maximum | Class A-2 Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Scaled commitment fee (percent) | 1000.00% |  |  |  |
Senior Notes | Minimum | Class A-2 Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Scaled commitment fee (percent) | 500.00% |  |  |  |
Master Issuer |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Restricted cash |  | 26,000,000.0 |  |  |
Interest expense, net |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Loss on debt extinguishment |  | $ 2,800,000 |  |  |

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