CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net income	$ 86.3	$ 103.2
Other comprehensive income:
Foreign currency translation adjustment, net	(6.6)	(10.1)
Change in unrecognized prior service cost and actuarial losses related to our pension and other postretirement benefit plans, net	2.1	3.0
Comprehensive income	81.8	96.1
Parent [Member]
Net income	83.9	101.1
Other comprehensive income:
Foreign currency translation adjustment, net	(6.1)	(9.6)
Change in unrecognized prior service cost and actuarial losses related to our pension and other postretirement benefit plans, net	2.1	3.0
Comprehensive income	79.9	94.5
Noncontrolling Interests [Member]
Net income	2.4	2.1
Other comprehensive income:
Foreign currency translation adjustment, net	(0.5)	(0.5)
Change in unrecognized prior service cost and actuarial losses related to our pension and other postretirement benefit plans, net	0	0
Comprehensive income	$ 1.9	$ 1.6