Post-effective amendment to a registration statement that is not immediately effective upon filing

Segment Information - Narrative (Details)

v3.22.0.1
Segment Information - Narrative (Details)
$ in Millions
2 Months Ended 4 Months Ended 12 Months Ended
Dec. 31, 2021
USD ($)
Oct. 19, 2021
USD ($)
Dec. 31, 2021
SEGMENT
Dec. 31, 2021
Segment
Jun. 30, 2021
USD ($)
Jun. 30, 2020
USD ($)
Jun. 30, 2019
USD ($)
Segment Reporting Information [Line Items]              
Number of reportable segments     2 2      
Total revenues $ 154.1 $ 168.0     $ 611.6 $ 478.2 $ 440.1
United States              
Segment Reporting Information [Line Items]              
Total revenues 86.7 100.0     306.3 215.5 198.3
France              
Segment Reporting Information [Line Items]              
Total revenues $ 34.4 $ 35.1     $ 158.8 $ 134.5 $ 128.0