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Postretirement and Other Benefits (Tables)

9 Months Ended

Sep. 30, 2021

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs

The components of net pension benefit costs for U.S., French and UK employees during the three or nine months ended September 30, 2021 and 2020 were as follows ($ in millions):

			Three Months Ended September 30,
			U.S. Pension Benefits												French Pension Benefits												UK Pension Benefits
			2021						2020						2021						2020						2021						2020
Service cost			$	—					$	—					$	0.5					$	0.3					$	—					$	—
Interest cost			0.7						0.9						—						—						0.9						—
Expected return on plan assets			(1.0)						(1.2)						—						—						(1.0)						—
Amortizations and other			0.9						0.9						0.2						0.3						—						—
Net periodic benefit cost			$	0.6					$	0.6					$	0.7					$	0.6					$	(0.1)					$	—

			Nine Months Ended September 30,
			U.S. Pension Benefits												French Pension Benefits												UK Pension Benefits
			2021						2020						2021						2020						2021						2020
Service cost			$	—					$	—					$	1.2					$	0.9					$	—					$	—
Interest cost			2.1						2.8						0.1						0.1						1.7						—
Expected return on plan assets			(3.0)						(3.7)						—						—						(1.9)						—
Amortizations and other			2.7						2.5						0.7						0.7						—						—
Net periodic benefit cost			$	1.8					$	1.6					$	2.0					$	1.7					$	(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=123447040&loc=d3e1928-114920

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