Litigation, Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Rent Expense

The following table sets forth the components of net rent expense for the years ended December 31:

	2018		2017
	(In millions)
Minimum lease payments	$	0.1	$	0.1
Contingent rentals		—		—
Total rental expense, net	$	0.1	$	0.1