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Restructuring (Notes)
12 Months Ended
Sep. 30, 2021
Restructuring [Abstract]  
Restructuring RESTRUCTURING
In October 2020, the Company announced its plan to strategically realign its business, resulting in the closing of its Dallas, Texas office and the downsizing of its Munich, Germany location. These actions were completed as of September 30, 2021.
Restructuring charges and the associated liabilities for employee-related costs are shown in the following table.
Balance, September 30, 2020$— 
Charge to expense4.7 
Cash payments(4.7)
Non-cash charges— 
Balance, September 30, 2021$— 
Total expected restructuring charges$4.7 
Cumulative restructuring charges incurred to date4.7 
Remaining expected restructuring charges$— 
Restructuring charges were included in “Selling, general and administrative expenses” in the Consolidated Statement of Operations. No restructuring charges were incurred during the years ended September 30, 2020 or 2019.