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Business (Details) - USD ($)
3 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Oct. 01, 2019
Sep. 30, 2019
Accounting Policies [Abstract]        
Noncontrolling Interest, Ownership Percentage by Parent 80.00%      
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners 20.00%      
Redeemable Noncontrolling Interest, Equity, Redemption Value $ 2,548,000      
Noncontrolling Interest, Change in Redemption Value 45,000 $ 0    
Operating Lease, Right-of-Use Asset 34,940,000   $ 32,434,000 $ 0
Operating Lease, Liability $ 34,758,000   $ 32,237,000