Exit and Disposal Activities - Components of Exit and Disposal Activities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Exit and disposal activities
Accelerated depreciation and impairments	$ 6.8	$ 0.6	$ 0.2
Employee severance and benefit arrangements	6.7	13.9	7.3
Relocation costs	0.9	0.3	0.9
Facility cleanup costs	(0.5)	2.5	0.0
Other restructuring costs	3.7	1.7	3.1
Total exit and disposal costs	17.6	19.0	11.5
Cost of goods sold
Exit and disposal activities
Total exit and disposal costs	9.7	12.4	5.0
Selling and administrative expenses
Exit and disposal activities
Total exit and disposal costs	4.5	5.9	5.6
Research and development expenses
Exit and disposal activities
Total exit and disposal costs	0.2	0.3	0.1
Other operating expense, net
Exit and disposal activities
Total exit and disposal costs	3.2	0.4	0.8
Corporate
Exit and disposal activities
Total exit and disposal costs	3.4	0.0	0.0
Carlisle Interconnect Technologies
Exit and disposal activities
Total exit and disposal costs	13.2	14.3	8.5
Carlisle Fluid Technologies
Exit and disposal activities
Total exit and disposal costs	0.6	3.7	2.7
Carlisle Construction Materials
Exit and disposal activities
Total exit and disposal costs	$ 0.4	$ 1.0	$ 0.3