Goodwill and Other Intangible Assets, net - Net Carrying Value of Other Intangibles (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Net book value of other intangible assets by the reportable segment
Other intangible assets, net	$ 1,106.5	$ 1,140.6
Carlisle Construction Materials
Net book value of other intangible assets by the reportable segment
Other intangible assets, net	333.1	345.3
Carlisle Interconnect Technologies
Net book value of other intangible assets by the reportable segment
Other intangible assets, net	425.4	441.0
Carlisle Fluid Technologies
Net book value of other intangible assets by the reportable segment
Other intangible assets, net	265.8	272.8
Carlisle Brake & Friction
Net book value of other intangible assets by the reportable segment
Other intangible assets, net	78.6	80.2
Corporate
Net book value of other intangible assets by the reportable segment
Other intangible assets, net	$ 3.6	$ 1.3