Segment Reporting and Geographic Information (Details) - Schedule of geographic information for revenue - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Total revenue
Total revenue	$ 15.6	$ 26.7	$ 67.9	$ 60.4
UK [Member]
Total revenue
Total revenue	9.2	15.5	47.6	37.7
Greece [Member]
Total revenue
Total revenue	2.6	4.8	7.4	9.6
Italy [Member]
Total revenue
Total revenue	1.4	4.2	3.6	8.4
Rest of World [Member]
Total revenue
Total revenue	$ 2.4	$ 2.2	$ 9.3	$ 4.7