STATEMENTS OF CONSOLIDATED COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income		$ 705.8	$ 576.5	$ 1,623.4	$ 1,292.7
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	[1]	75.2	(131.9)	(109.1)	(120.6)
Pension and other postretirement benefit adjustments:
Amounts reclassified from other comprehensive income (loss)	[2]	0.6	(0.4)	1.9	(1.1)
Total pension and other postretirement benefit adjustments		0.6	(0.4)	1.9	(1.1)
Unrealized net gains on cash flow hedges:
Amounts reclassified from other comprehensive income (loss)	[3]	(0.9)	(4.0)	(5.6)	(7.2)
Total unrealized net gains on cash flow hedges		(0.9)	(4.0)	(5.6)	(7.2)
Other comprehensive income (loss)		74.9	(136.3)	(112.8)	(128.9)
Comprehensive income		$ 780.7	$ 440.2	$ 1,510.6	$ 1,163.8

[1] The three months ended September 30, 2020 includes unrealized losses of $(26.3) million, net of taxes of $8.7 million, related to net investment hedges. The three months ended September 30, 2019 includes unrealized gains of $13.9 million, net of taxes of $(4.6) million, related to net investment hedges. The nine months ended September 30, 2020 includes unrealized losses of $(26.4) million, net of taxes of $8.7 million, related to net investment hedges. The nine months ended September 30, 2019 includes unrealized gains of $8.9 million, net of taxes of $(2.9) million, related to net investment hedges. See Note 12 for additional information.

[2] Net of taxes of $(0.2) million and $0.2 million in the three months ended September 30, 2020 and 2019, respectively. Net of taxes of $(0.5) million and $0.5 million in the nine months ended September 30, 2020 and 2019, respectively.

[3] Net of taxes of $0.4 million and $1.7 million in the three months ended September 30, 2020 and 2019, respectively. Net of taxes of $1.8 million and $2.6 million in the nine months ended September 30, 2020 and 2019, respectively.