Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Condensed Consolidated Statements of Comprehensive Income
Net income	$ 331.8	$ 243.2
Total other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(62.3)	(100.7)
Unrealized (loss) gain on hedging activities	0.1	0.2
Pension and postretirement benefit plan adjustment, net of tax of ($1.6) and ($1.7), respectively	5.1	5.2
Total other comprehensive income (loss), net of tax	(57.1)	(95.3)
Total comprehensive income	274.7	147.9
Less: Comprehensive income attributable to noncontrolling interests	(2.0)	0.0
Comprehensive income attributable to Amphenol Corporation	$ 272.7	$ 147.9