Goodwill and Other Intangible Assets (Details) $ in Millions	6 Months Ended
	Jun. 30, 2015 USD ($)
Changes in the carrying amount of goodwill
Goodwill gross, Balance at the beginning of the period	$ 964.5
Goodwill acquired during the period	175.7
Measurement period adjustments	0.3
Currency translation	(0.8)
Goodwill gross, Balance at the end of the period	1,139.7
Carlisle Construction Materials
Changes in the carrying amount of goodwill
Goodwill gross, Balance at the beginning of the period	123.3
Currency translation	(3.4)
Goodwill gross, Balance at the end of the period	119.9
Carlisle Interconnect Technologies
Changes in the carrying amount of goodwill
Goodwill gross, Balance at the beginning of the period	554.3
Measurement period adjustments	0.3
Goodwill gross, Balance at the end of the period	554.6
Carlisle Fluid Technologies
Changes in the carrying amount of goodwill
Goodwill acquired during the period	175.7
Currency translation	2.6
Goodwill gross, Balance at the end of the period	178.3
Carlisle Brake & Friction
Changes in the carrying amount of goodwill
Goodwill gross, Balance at the beginning of the period	226.6
Goodwill gross, Balance at the end of the period	226.6
Carlisle FoodService Products
Changes in the carrying amount of goodwill
Goodwill gross, Balance at the beginning of the period	60.3
Goodwill gross, Balance at the end of the period	$ 60.3