Retirement and Postretirement Plans (Tables)

6 Months Ended

Jun. 30, 2022

Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]

Schedule of Defined Benefit Plans Disclosures

The components of net periodic benefit cost (income) for the three months ended June 30, 2022 were as follows:

	Pension
	United States of America								United Kingdom			Mexico
	Bargaining Plan			Salaried Plan			Supplemental Plan		Pension Scheme			Pension Plan		Total Pension			Postretirement Plans
Service cost	$	4.1		$	0.1		$	—	$	—		$	—	$	4.2		$	0.3
Interest cost		7.5			1.6			0.2		0.4			—		9.7			0.9
Expected return on plan assets		(14.4	)		(1.3	)		—		(0.9	)		—		(16.6	)		(0.9	)
Amortization of prior service cost		0.3			—			—		—			—		0.3			(1.5	)
Net remeasurement losses (gains)		(44.8	)		9.3			—		—			—		(35.5	)		—
Net Periodic Benefit Cost (Income)	$	(47.3	)	$	9.7		$	0.2	$	(0.5	)	$	—	$	(37.9	)	$	(1.2	)

The components of net periodic benefit cost (income) for the three months ended June 30, 2021 were as follows:

	Pension
	United States of America								United Kingdom			Mexico
	Bargaining Plan			Salaried Plan			Supplemental Plan		Pension Scheme			Pension Plan		Total Pension			Postretirement Plans
Service cost	$	4.2		$	0.1		$	—	$	—		$	—	$	4.3		$	0.3
Interest cost		7.1			1.6			0.2		0.3			—		9.2			0.8
Expected return on plan assets		(12.9	)		(3.0	)		—		(0.8	)		—		(16.7	)		(0.9	)
Amortization of prior service cost		—			—			—		—			—		—			(1.5	)
Net remeasurement losses (gains)		—			(0.7	)		—		—			—		(0.7	)		—
Net Periodic Benefit Cost (Income)	$	(1.6	)	$	(2.0	)	$	0.2	$	(0.5	)	$	—	$	(3.9	)	$	(1.3	)

The components of net periodic benefit cost (income) for the six months ended June 30, 2022 were as follows:

	Pension
	United States of America									United Kingdom			Mexico
	Bargaining Plan			Salaried Plan			Supplemental Plan			Pension Scheme			Pension Plan		Total Pension			Postretirement Plans
Service cost	$	8.2		$	0.2		$	—		$	—		$	—	$	8.4		$	0.6
Interest cost		15.0			3.0			0.3			0.8			—		19.1			1.7
Expected return on plan assets		(28.8	)		(2.8	)		—			(1.8	)		—		(33.4	)		(1.8	)
Amortization of prior service cost		0.6			—			—			—			—		0.6			(3.0	)
Net remeasurement losses (gains)		(44.8	)		5.3			(2.5	)		—			—		(42.0	)		—
Net Periodic Benefit Cost (Income)	$	(49.8	)	$	5.7		$	(2.2	)	$	(1.0	)	$	—	$	(47.3	)	$	(2.5	)

The components of net periodic benefit cost (income) for the six months ended June 30, 2021 were as follows:

	Pension
	United States of America								United Kingdom			Mexico
	Bargaining Plan			Salaried Plan			Supplemental Plan		Pension Scheme			Pension Plan		Total Pension			Postretirement Plans
Service cost	$	8.5		$	0.2		$	—	$	—		$	—	$	8.7		$	0.6
Interest cost		14.2			3.1			0.4		0.6			—		18.3			1.6
Expected return on plan assets		(25.8	)		(6.5	)		—		(1.6	)		—		(33.9	)		(1.8	)
Amortization of prior service cost		0.1			—			—		—			—		0.1			(3.0	)
Net remeasurement losses (gains)		—			(0.5	)		—		—			—		(0.5	)		—
Net Periodic Benefit Cost (Income)	$	(3.0	)	$	(3.7	)	$	0.4	$	(1.0	)	$	—	$	(7.3	)	$	(2.6	)