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Investments
3 Months Ended
Dec. 31, 2021
Investments, Debt and Equity Securities [Abstract]  
Investments InvestmentsNon-current investments consisted of the following:
 December 31, 2021September 30, 2021
Equity and fixed income mutual funds$6,914 $6,936 
Life insurance policies4,585 4,626 
Equity-method investments391 458 
Other (primarily cost-method) investments18,526 18,418 
 $30,416 $30,438