Annual report pursuant to Section 13 and 15(d)

INVESTMENTS - Non-Current Investments (Details)

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INVESTMENTS - Non-Current Investments (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Sep. 30, 2020
Non-current investments [Abstract]    
Equity and fixed income mutual funds $ 6,936  
Life insurance policies 4,626 $ 4,621
Equity-method investments 458 446
Other (primarily cost-method) investments 18,418 33,573
Total non-current investments $ 30,438 $ 63,250