Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

Income Tax Disclosure [Abstract]

Schedule of loss before income taxes

	Year Ended December 31, 2020			Year Ended December 31, 2019
	(in millions)
UK	$	(23.6	)	$	(23.3	)
North America		(11.2	)		(15.2	)
Mainland Europe		6.6			1.9
Asia		0.2			—
South America		(0.8	)		(0.3	)
Total loss before income taxes	$	(28.8	)	$	(36.9	)

Schedule of income tax expense

	Year Ended December 31, 2020		Year Ended December 31, 2019
	(in millions)
Income tax expense:
Current
Mainland Europe	$	0.3	$	0.1
Asia		0.1		—
Total current taxes	$	0.4	$	0.1

Schedule of income tax expense

	December 31,			December 31,
	2020			2019
	(in millions)
Depreciation	$	48.0		$	41.8
Net operating losses		26.5			23.5
Other temporary differences		6.2			4.5
Total deferred tax assets		80.7			69.8
Valuation allowance balance		(76.4	)		(65.7	)
Net deferred tax assets		4.3			4.1
Deferred tax liabilities
Intangible assets		(2.2	)		(2.5	)
Other temporary differences		(2.1	)		(1.6	)
Net deferred tax liabilities	$	—		$	—

Schedule of differences between the UK statutory tax rate and our effective rate

	December 31, 2020			December 31, 2019
	(in millions)
Statutory income tax		21.0	%		21.0	%
State taxes (net of federal)		0.0	%		3.3	%
Tax effect of permanent differences		(4.1	)%		(9.8	)%
Effect of foreign taxes		0.5	%		(1.5	)%
True ups		0.1	%		3.2	%
Rate change		0.0	%		(0.5	)%
Valuation allowance		(18.7	)%		(15.9	)%
Effective income tax rate		(1.2	)%		(0.2	)%