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Accrued Expenses And Current Portion Of Other Long-Term Liabilities (Accrued Expenses And Current Portion Of Other Long-Term Liabilities) (Details) - USD ($)
Mar. 31, 2018
Sep. 30, 2017
Accrued Expenses And Current Portion Of Other Long-Term Liabilities [Abstract]    
Property, payroll, and other taxes payable $ 13,399,645 $ 21,261,924
Salaries, wages and bonuses payable 25,053,250 28,369,250
Self-insurance liabilities 13,456,668 13,326,110
Interest payable 13,510,214 13,175,382
Other 3,492,170 6,319,191
Total $ 68,911,947 $ 82,451,857