Exit and Disposal Activities (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Exit and disposal activities
Exit and disposal costs		$ 17.6	$ 19.0	$ 11.5
Carlisle Interconnect Technologies
Exit and disposal activities
Exit and disposal costs		13.2	14.3	8.5
Carlisle Fluid Technologies
Exit and disposal activities
Exit and disposal costs		0.6	3.7	2.7
Carlisle Construction Materials
Exit and disposal activities
Exit and disposal costs		0.4	1.0	$ 0.3
Facility Closing | Carlisle Interconnect Technologies | CALIFORNIA
Exit and disposal activities
Exit and disposal costs		1.5
Exit and disposal costs, expected to be incurred	$ 4.6	4.6
Exit and disposal costs, expected cost remaining	3.1	3.1
Cumulative exit and disposal costs recognized	$ 14.2	$ 14.2
Facility Closing | Carlisle Interconnect Technologies | CALIFORNIA | Minimum
Exit and disposal activities
Exit and disposal costs, expected period to complete	12 months
Facility Closing | Carlisle Interconnect Technologies | CALIFORNIA | Maximum
Exit and disposal activities
Exit and disposal costs, expected period to complete	15 months
Employee Severance | Carlisle Interconnect Technologies | ALABAMA
Exit and disposal activities
Exit and disposal costs			2.3
Exit and disposal costs, expected to be incurred			$ 10.9