Revenue Recognition (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Revenues	$ 5,341,300,000	$ 4,981,900,000	$ 4,718,400,000
Contract with Customer, Liability, Revenue Recognized	7,400,000	7,700,000	10,100,000
Residential Heating and Cooling [Member]
Revenues	3,577,100,000	3,222,900,000	3,198,300,000
Commercial Heating and Cooling [Member]
Revenues	1,764,200,000	1,511,400,000	1,286,400,000
Refrigeration [Member]
Revenues	0	247,600,000	233,700,000
Sales Channel, Directly to Consumer [Member] | Residential Heating and Cooling [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 0.74	$ 0.75	$ 0.70
Equipment | Revenue from Contract with Customer Benchmark | Product Concentration Risk
Concentration risk, percentage	80.00%	86.00%	82.00%