Goodwill and Other Intangible Assets, net - Changes in the Carrying Amount of Goodwill (Details)	3 Months Ended	6 Months Ended
	Jun. 30, 2020 USD ($)	Jun. 30, 2020 USD ($) business	Dec. 31, 2016 USD ($)
Goodwill
Impairment charges	$ 0
Changes in the carrying amount of goodwill
Goodwill, Balance at the beginning of the period		$ 1,716,300,000
Goodwill acquired during the year		1,500,000
Measurement period adjustments		(5,200,000)
Currency translation and other		(4,300,000)
Goodwill, Balance at the end of the period	1,708,300,000	$ 1,708,300,000
Number of Businesses Acquired | business		1
Total consideration		$ 3,200,000
Carlisle Construction Materials
Changes in the carrying amount of goodwill
Goodwill, Balance at the beginning of the period		597,100,000
Goodwill acquired during the year		1,500,000
Measurement period adjustments		0
Currency translation and other		(400,000)
Goodwill, Balance at the end of the period	598,200,000	598,200,000
Carlisle Interconnect Technologies
Changes in the carrying amount of goodwill
Goodwill, Balance at the beginning of the period		835,200,000
Goodwill acquired during the year		0
Measurement period adjustments		(5,200,000)
Currency translation and other		(2,500,000)
Goodwill, Balance at the end of the period	827,500,000	827,500,000
Carlisle Fluid Technologies
Changes in the carrying amount of goodwill
Goodwill, Balance at the beginning of the period		187,500,000
Goodwill acquired during the year		0
Measurement period adjustments		0
Currency translation and other		(1,300,000)
Goodwill, Balance at the end of the period	186,200,000	186,200,000
Carlisle Brake & Friction
Changes in the carrying amount of goodwill
Goodwill, Balance at the beginning of the period		96,500,000
Goodwill acquired during the year		0
Measurement period adjustments		0
Currency translation and other		(100,000)
Goodwill, Balance at the end of the period	$ 96,400,000	$ 96,400,000
Goodwill, accumulated impairment loss			$ 130,000,000.0