Retirement Plans (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Fair value of plan assets
Beginning of year	$ 177.3
End of year	162.7	$ 177.3
Defined Benefit Plans
Retirement Plans
Unrecognized actuarial losses, before tax	42.2
Unrecognized actuarial losses, net of tax	26.4
Unrecognized prior service cost, before tax	1.1
Unrecognized prior service cost, net of tax	0.7
Prior service cost included in accumulated other comprehensive income and expected to be recognized in net periodic pension costs	0.2
Prior service cost included in Accumulated other comprehensive income and expected to be recognized in net periodic pension costs, net of tax	0.1
Actuarial loss included in accumulated other comprehensive income and expected to be recognized in net periodic pension costs	2.1
Actuarial loss included in accumulated other comprehensive income and expected to be recognized in net periodic pension costs, net of tax	1.3
Projected benefit obligation
Beginning of year	192.3	179.7
Service cost	3.7	4.0	$ 5.1
Interest cost	7.1	7.7	8.1
Plan amendments		0.6
Actuarial (gain)/loss	(16.7)	19.1
Benefits paid	(12.1)	(18.8)
End of year	174.3	192.3	179.7
Fair value of plan assets
Beginning of year	177.3	173.5
Actual return on plan assets	(3.5)	21.6
Company contributions	1.0	1.0
Benefits paid	(12.1)	(18.8)
End of year	162.7	177.3	173.5
(Unfunded) funded status end of year	(11.6)	(15.0)
Accumulated benefit obligation at end of year	173.5	$ 191.2
Defined Benefit Plans | Carlisle Transportation Products
Fair value of plan assets
Settlement cost			7.3
Previously unrecognized actuarial loss in Accumulated Other Comprehensive Income recognized into earnings due to the settlement of the liability			6.1
Curtailment loss related to liability loss and recognition of prior service cost			$ 0.8
Executive supplemental and director defined benefit pension plans
Projected benefit obligation
End of year	21.3
Fair value of plan assets
Company contributions	1.0
End of year	$ 0.0