Goodwill and Other Intangible Assets, net (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Changes in the Carrying Amount of Goodwill

The changes in the carrying amount of goodwill, net by reportable segment follows:

(in millions)	CCM		CIT		CFT		Total
Net balance as of December 31, 2019	$	597.1	$	835.2	$	187.5	$	1,619.8
Goodwill acquired during year (1), (2)	12.5		2.8		2.8		18.1
Measurement period adjustments	—		(2.3)		—		(2.3)
Currency translation and other	3.4		(0.1)		2.8		6.1
Net balance as of December 31, 2020	$	613.0	$	835.6	$	193.1	$	1,641.7
Goodwill acquired during year (1), (2)	903.0		—		—		903.0
Measurement period adjustments	(339.4)		—		(0.2)		(339.6)
Currency translation and other	(4.0)		(0.4)		(1.7)		(6.1)
Net balance as of December 31, 2021	$	1,172.6	$	835.2	$	191.2	$	2,199.0

(1)See Note 3 for further information on goodwill resulting from recent acquisitions.

(2)In addition to the acquisitions disclosed in Note 3, the Company acquired one business for an aggregate purchase price of $3.2 million during 2020.

Summary of Other Intangible Assets, Net

Other Intangible Assets, net

	December 31, 2021						December 31, 2020
(in millions)	Acquired Cost		Accumulated Amortization		Net Book Value		Acquired Cost		Accumulated Amortization		Net Book Value
Assets subject to amortization:
Customer relationships	$	1,906.8	$	(479.5)	$	1,427.3	$	1,000.7	$	(393.7)	$	607.0
Technology and intellectual property	305.3		(198.6)		106.7		263.0		(172.6)		90.4
Trade names and other	124.4		(63.8)		60.6		115.6		(48.7)		66.9
Assets not subject to amortization:
Trade names	414.1		—		414.1		196.6		—		196.6
Other intangible assets, net	$	2,750.6	$	(741.9)	$	2,008.7	$	1,575.9	$	(615.0)	$	960.9

Schedule of Intangible Assets Subject to Amortization

The remaining weighted-average amortization period of intangible assets subject to amortization as of December 31, 2021, follows (in years):

Customer relationships	14.2
Technology and intellectual property	7.9
Trade names and other	10.3
Total assets subject to amortization	13.6

Schedule of Estimated Future Amortization Expense

Intangible assets subject to amortization as of December 31, 2021, will be amortized as follows:

(in millions)	2022		2023		2024		2025		2026		Thereafter
Estimated future amortization expense	$	150.9	$	145.7	$	136.7	$	135.2	$	86.8	$	939.3

Summary of the Net Book Values of Other Intangible Assets, Net by Reportable Segment

The net carrying values of the Company’s other intangible assets, net by reportable segment follows:

(in millions)	December 31, 2021		December 31, 2020
Carlisle Construction Materials	$	1,422.6	$	300.9
Carlisle Interconnect Technologies	335.0		384.8
Carlisle Fluid Technologies	242.9		261.3
Corporate	8.2		13.9
Total	$	2,008.7	$	960.9