Unusual Items (Tables)

9 Months Ended

Sep. 30, 2020

Unusual or Infrequent Items, or Both [Abstract]

Summary of Unusual Items Expense

The following table presents total unusual items, comprised of a component of other expense, net in the unaudited condensed consolidated statements of operations:

	Three months ended September 30,				Nine months ended September 30,
	2020		2019		2020		2019
	(In millions)
Unusual items
Legal related matter	$	—	$	—	$	1.8	$	—
Acquisition costs	—		—		—		0.3
	$	—	$	—	$	1.8	$	0.3