Schedule of Geographic Information (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	$ 64.9	$ 60.3
Total non-current assets excluding goodwill	108.7		$ 104.8
UNITED KINGDOM
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	49.0	45.9
Total non-current assets excluding goodwill	87.5		82.7
GREECE
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	5.6	5.6
Total non-current assets excluding goodwill	5.1		5.8
Rest of World [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total revenue	10.3	$ 8.8
Total non-current assets excluding goodwill	$ 16.1		$ 16.3