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Retirement Plans (Tables)

6 Months Ended

Jun. 30, 2021

Compensation And Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost (Credit)

The components of the net periodic benefit cost (credit) for our plans were as follows:

		Defined Benefit Pension Plan
		3 Months Ended								6 Months Ended
		June 30,								June 30,
		2021				2020				2021				2020
Service cost		$	5.5			$	5.1			$	11.1			$	10.2
Interest cost			1.6				2.3				3.1				4.6
Expected return on assets			(3.0	)			(3.2	)			(6.1	)			(6.6	)
Settlement loss			—				—				—				10.2
Other			1.3				0.7				2.7				1.6
Total benefit cost		$	5.4			$	4.9			$	10.8			$	20.0
		Retiree Health Care Plan
		3 Months Ended								6 Months Ended
		June 30,								June 30,
		2021				2020				2021				2020
Interest cost		$	—			$	0.1			$	0.1			$	0.2
Prior service credit			(0.2	)			(0.2	)			(0.4	)			(0.4	)
Other			0.1				—				0.1				—
Total benefit credit		$	(0.1	)		$	(0.1	)		$	(0.2	)		$	(0.2	)

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- References

No definition available.

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- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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