Revenue Disaggregation of Revenue (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 17,677,600,000	$ 15,991,700,000	$ 14,136,400,000
Transferred at Point in Time [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	0.81	0.82	0.82
EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	2,401,200,000	2,034,500,000	1,944,900,000
Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,444,400,000	1,316,400,000	1,234,400,000
Americas [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	13,832,000,000	12,640,800,000	10,957,100,000
Service
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	5,702,200,000	5,060,900,000	4,637,600,000
Service | EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	700,700,000	613,600,000	616,900,000
Service | Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	429,200,000	381,600,000	383,400,000
Service | Americas [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	4,572,300,000	4,065,700,000	3,637,300,000
Product
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	11,975,400,000	10,930,800,000	9,498,800,000
Product | EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,700,500,000	1,420,900,000	1,328,000,000
Product | Asia Pacific [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,015,200,000	934,800,000	851,000,000.0
Product | Americas [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 9,259,700,000	$ 8,575,100,000	$ 7,319,800,000