Unusual Items (Tables)

3 Months Ended

Mar. 31, 2022

Unusual or Infrequent Items, or Both [Abstract]

Summary of Unusual Items Expense

The following table presents total unusual items in the unaudited condensed consolidated statements of operations:

	Three months ended March 31,
	2022		2021
	(In millions)
Unusual items
Legal matters (component of other expense, net)	$	16.1	$	—
Proxy contest and related litigation costs (component of other expense, net)	3.1		—
Terminated merger costs (component of other expense, net)	2.5		7.5
Loss on debt	—		9.1
	$	21.7	$	16.6

The components of the terminated merger costs are as follows (in millions):

	Three months ended March 31,
	2022		2021
	(In millions)
Legal	$	1.8	$	4.6
Employee compensation	0.3		2.1
Consulting and other professional costs	0.4		0.8
	$	2.5	$	7.5