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Business (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2020
Sep. 30, 2020
Accounting Policies [Abstract]    
Redeemable Noncontrolling Interest, Equity, Redemption Value $ 12,234  
Restricted Cash 4,813 $ 0
Increase (Decrease) in Deferred Income Taxes 70  
Accounts Receivable, Allowance for Credit Loss, Current 1,389 $ 2,613
Accounting Standards Update 2016-13 [Member]    
Accounts Receivable, Allowance for Credit Loss, Current $ 284