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Schedule of Components of Other Charges (Gains), Net (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2021
Mar. 31, 2020
Selected Account Information        
Impairment of assets $ 1,401 $ 8,210 $ 1,401 $ 8,210
Settlement of lawsuits 1 153 24
Loss (gain) on disposal of assets 91 (7) 86 (37)
Gain on insurance (12) (13) (209) (33)
Total other charges, net $ 1,481 $ 8,190 $ 1,431 $ 8,164