Annual report pursuant to Section 13 and 15(d)

Leases - Operating Leases (Details)

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Leases - Operating Leases (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Operating leases    
Operating lease cost $ 360,340  
Short-term lease rent expense 113,158 $ 96,512
Net lease cost $ 502,503 $ 96,512