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Leases - Additional balance sheet information (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Sep. 30, 2021
--- | --- | ---
ASSETS |  |
Operating lease assets | $ 570,603 | $ 607,076
Balance Sheet classification of operating lease assets | Operating lease assets | Operating lease assets
Finance lease assets | $ 53,600 | $ 44,400
Balance Sheet classification of finance lease assets | PROPERTY AND EQUIPMENT-NET | PROPERTY AND EQUIPMENT-NET
Total lease assets | $ 624,200 | $ 651,500
Current: |  |
Operating lease liabilities | $ 154,000 | $ 157,300
Balance Sheet classification of operating lease liabilities | Accrued expenses and other current liabilities | Accrued expenses and other current liabilities
Finance lease liabilities | $ 17,900 | $ 13,400
Balance Sheet classification of finance lease liabilities | Current portion of long-term debt | Current portion of long-term debt
Total current lease liabilities | $ 171,900 | $ 170,700
Operating lease liabilities | $ 636,236 | $ 679,059
Balance Sheet classification of operating lease liabilities | Operating lease liabilities | Operating lease liabilities
Finance lease liabilities | $ 37,100 | $ 32,100
Balance Sheet classification of finance lease liabilities | LONG-TERM DEBT | LONG-TERM DEBT
Total non-current lease liabilities | $ 673,300 | $ 711,200
Weighted average remaining lease term (in years): |  |
Operating leases | 6 years 7 months 6 days | 6 years 10 months 24 days
Finance leases | 3 years 4 months 24 days | 3 years 6 months
Weighted average discount rates: |  |
Operating leases | 4.10% | 4.30%
Finance leases | 3.90% | 4.30%

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