Revenue Recognition - Timing of Revenue Recognition and Reconciliation of Disaggregate Revenue (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Disaggregation of Revenue [Line Items]
Revenues	$ 4,811.6	$ 4,479.5	$ 3,750.8
Products transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenues	4,348.2	4,065.1
Products transferred at a point in time | As Previously Reported
Disaggregation of Revenue [Line Items]
Revenues		900.5
Products and services transferred over time
Disaggregation of Revenue [Line Items]
Revenues	463.4	414.4
Products and services transferred over time | As Previously Reported
Disaggregation of Revenue [Line Items]
Revenues		33.3
Carlisle Construction Materials
Disaggregation of Revenue [Line Items]
Revenues	3,233.3	2,880.3
Carlisle Construction Materials | Products transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenues	3,211.1	2,859.0
Carlisle Construction Materials | Products and services transferred over time
Disaggregation of Revenue [Line Items]
Revenues	22.2	21.3
Carlisle Interconnect Technologies
Disaggregation of Revenue [Line Items]
Revenues	972.9	933.8
Carlisle Interconnect Technologies | Products transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenues	531.7	540.7
Carlisle Interconnect Technologies | Products and services transferred over time
Disaggregation of Revenue [Line Items]
Revenues	441.2	393.1
Carlisle Fluid Technologies
Disaggregation of Revenue [Line Items]
Revenues	278.4	291.6
Carlisle Fluid Technologies | Products transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenues	278.4	291.6
Carlisle Fluid Technologies | Products and services transferred over time
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
Carlisle Brake & Friction
Disaggregation of Revenue [Line Items]
Revenues	327.0	373.8
Carlisle Brake & Friction | Products transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenues	327.0	373.8
Carlisle Brake & Friction | Products and services transferred over time
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
General construction
Disaggregation of Revenue [Line Items]
Revenues	3,035.6	2,661.4
General construction | Carlisle Construction Materials
Disaggregation of Revenue [Line Items]
Revenues	3,035.6	2,661.4
General construction | Carlisle Interconnect Technologies
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
General construction | Carlisle Fluid Technologies
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
General construction | Carlisle Brake & Friction
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
Aerospace
Disaggregation of Revenue [Line Items]
Revenues	664.7	641.8
Aerospace | Carlisle Construction Materials
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
Aerospace | Carlisle Interconnect Technologies
Disaggregation of Revenue [Line Items]
Revenues	641.4	620.3
Aerospace | Carlisle Fluid Technologies
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
Aerospace | Carlisle Brake & Friction
Disaggregation of Revenue [Line Items]
Revenues	23.3	21.5
Heavy equipment
Disaggregation of Revenue [Line Items]
Revenues	359.7	412.8
Heavy equipment | Carlisle Construction Materials
Disaggregation of Revenue [Line Items]
Revenues	100.2	112.1
Heavy equipment | Carlisle Interconnect Technologies
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
Heavy equipment | Carlisle Fluid Technologies
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
Heavy equipment | Carlisle Brake & Friction
Disaggregation of Revenue [Line Items]
Revenues	259.5	300.7
Transportation
Disaggregation of Revenue [Line Items]
Revenues	185.7	196.0
Transportation | Carlisle Construction Materials
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
Transportation | Carlisle Interconnect Technologies
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
Transportation | Carlisle Fluid Technologies
Disaggregation of Revenue [Line Items]
Revenues	152.2	154.9
Transportation | Carlisle Brake & Friction
Disaggregation of Revenue [Line Items]
Revenues	33.5	41.1
Medical
Disaggregation of Revenue [Line Items]
Revenues	162.3	146.4
Medical | Carlisle Construction Materials
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
Medical | Carlisle Interconnect Technologies
Disaggregation of Revenue [Line Items]
Revenues	162.3	146.4
Medical | Carlisle Fluid Technologies
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
Medical | Carlisle Brake & Friction
Disaggregation of Revenue [Line Items]
Revenues	0.0	0.0
General industrial and other
Disaggregation of Revenue [Line Items]
Revenues	403.6	421.1
General industrial and other | Carlisle Construction Materials
Disaggregation of Revenue [Line Items]
Revenues	97.5	106.8
General industrial and other | Carlisle Interconnect Technologies
Disaggregation of Revenue [Line Items]
Revenues	169.2	167.1
General industrial and other | Carlisle Fluid Technologies
Disaggregation of Revenue [Line Items]
Revenues	126.2	136.7
General industrial and other | Carlisle Brake & Friction
Disaggregation of Revenue [Line Items]
Revenues	$ 10.7	$ 10.5