Supplemental Balance Sheet Information (Tables)

12 Months Ended

Dec. 31, 2019

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Other Current Liabilities

Other current liabilities (included as a separate line item in our Consolidated Balance Sheets) include the following:

	December 31,
	2019		2018
	(In millions)
Accrued payroll	$	0.1	$	0.2
Levy accruals		—		0.3
Pension minimum contributions		—		1.9
Other current liabilities		1.4		1.1
Total other current liabilities	$	1.5	$	3.5