Unusual Items (Tables)

12 Months Ended

Dec. 31, 2021

Unusual or Infrequent Items, or Both [Abstract]

Schedule of Unusual Items Expense

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

	Year Ended December 31,
	2021		2020		2019
	(In millions)
Merger costs (component of other expense, net)	$	18.9	$	7.7	$	—
Loss on debt	10.5		—		—
Legal related matter (component of other expense, net)	—		0.4		—
Acquisition costs (component of other expense, net)	—		—		0.3
Total unusual items	$	29.4	$	8.1	$	0.3

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

	Year Ended December 31,
	2021		2020
	(In millions)
Legal	$	12.9	$	3.9
Consulting and other professional costs	1.1		3.4
Internal labor (including $4.4 million of recurring employee costs in 2021)	4.9		0.4
Total	$	18.9	$	7.7