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Fair Values Of Financial Instruments (Tables) | 3 Months Ended
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Dec. 26, 2020
Fair Values Of Financial Instruments [Abstract] |
Carrying Amount And Fair Value Of Debt, Interest Rate Swap And Non-Qualified Plan Assets |
|  | Carrying |  |  |  |  | Fair Value
|  | Amount |  | Fair Value |  | Measurements
Senior Notes |  | $ | 295,000 |  | $ | 297,950 |  | Level 2
Facility Bonds |  |  | 68,030 |  |  | 68,030 |  | Level 2
Secured notes payable and other |  |  | 224,917 |  |  | 224,917 |  | Level 2
Interest rate swap derivative contracts |  |  | 10,799 |  |  | 10,799 |  | Level 2
Non-qualified retirement plan assets |  |  | 19,301 |  |  | 19,301 |  | Level 2

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- Definition Tabular disclosure of information pertaining to carrying amount and estimated fair value of short-term and long-term debt instruments or arrangements, including but not limited to, identification of terms, features, and collateral requirements. + References No definition available. + Details
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