Schedule of Accrued Expenses (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Payables and Accruals [Abstract]
Direct costs of sales	$ 4.4	$ 4.0
Payroll and related costs	7.2	7.7
Accrued corporate cost expenses		1.8
Interest payable - cash	2.0	6.8
Asset retirement obligations	1.1	1.6
Acquisition consideration	0.6	0.8
Contract termination costs		0.2
Other creditors	17.3	8.5
Accrued expenses, net	$ 32.6	$ 31.4