Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The changes in the carrying amount of goodwill are as follows:

($ in millions)
Balance, January 1, 2021	$	1,092.1
Additions to goodwill for current year acquisitions	584.7
Foreign currency translation and other	(9.6)
Balance, December 31, 2021	1,667.2
Measurement period adjustments for prior year acquisition	(12.9)
Additions to goodwill for current year acquisitions (including measurement period adjustments)	187.7
Reclassification to held for sale	(56.0)
Foreign currency translation and other	(47.3)
Balance, December 31, 2022	$	1,738.7

Schedule of Finite-Lived Intangible Assets

The following summarizes the gross carrying value and accumulated amortization for each major category of intangible asset as of December 31:

	2022						2021
($ in millions)	Gross Amount		Accumulated Amortization		Net Amount		Gross Amount		Accumulated Amortization		Net Amount
Finite-lived intangibles:
Patents and technology	$	299.9	$	(86.8)	$	213.1	$	215.4	$	(59.4)	$	156.0
Customer relationships, trade names and other intangibles	535.8		(189.6)		346.2		521.7		(163.1)		358.6
Total finite-lived intangibles	835.7		(276.4)		559.3		737.1		(222.5)		514.6
Indefinite-lived intangibles:
Trademarks and trade names	90.4		—		90.4		101.3		—		101.3
Total intangibles	$	926.1	$	(276.4)	$	649.7	$	838.4	$	(222.5)	$	615.9

Schedule of Indefinite-Lived Intangible Assets

The following summarizes the gross carrying value and accumulated amortization for each major category of intangible asset as of December 31:

	2022						2021
($ in millions)	Gross Amount		Accumulated Amortization		Net Amount		Gross Amount		Accumulated Amortization		Net Amount
Finite-lived intangibles:
Patents and technology	$	299.9	$	(86.8)	$	213.1	$	215.4	$	(59.4)	$	156.0
Customer relationships, trade names and other intangibles	535.8		(189.6)		346.2		521.7		(163.1)		358.6
Total finite-lived intangibles	835.7		(276.4)		559.3		737.1		(222.5)		514.6
Indefinite-lived intangibles:
Trademarks and trade names	90.4		—		90.4		101.3		—		101.3
Total intangibles	$	926.1	$	(276.4)	$	649.7	$	838.4	$	(222.5)	$	615.9

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Based on the intangible assets recorded as of December 31, 2022, amortization expense is estimated to be as follows for the next five years and thereafter:

($ in millions)
2023	$	82.2
2024	80.7
2025	75.7
2026	63.7
2027	58.9
Thereafter	198.1
Total	$	559.3