Revenue Recognition Revenue by Business Segment Geography (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenues	$ 4,718,400,000	$ 4,194,100,000	$ 3,634,100,000
UNITED STATES
Disaggregation of Revenue [Line Items]
Revenues	4,180,500,000	3,646,500,000	3,160,800,000
CANADA
Disaggregation of Revenue [Line Items]
Revenues	303,600,000	316,300,000	257,300,000
International [Member]
Disaggregation of Revenue [Line Items]
Revenues	234,300,000	231,300,000	216,000,000.0
Residential Heating and Cooling [Member]
Disaggregation of Revenue [Line Items]
Revenues	3,198,300,000	2,775,600,000	2,361,500,000
Residential Heating and Cooling [Member] | Sales Channel, Directly to Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	0.70	0.73	0.75
Residential Heating and Cooling [Member] | UNITED STATES
Disaggregation of Revenue [Line Items]
Revenues	2,957,100,000	2,532,400,000	2,181,800,000
Residential Heating and Cooling [Member] | CANADA
Disaggregation of Revenue [Line Items]
Revenues	241,200,000	243,200,000	179,700,000
Residential Heating and Cooling [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0
Commercial Heating and Cooling [Member]
Disaggregation of Revenue [Line Items]
Revenues	900,700,000	864,800,000	800,900,000
Commercial Heating and Cooling [Member] | UNITED STATES
Disaggregation of Revenue [Line Items]
Revenues	837,700,000	790,100,000	721,100,000
Commercial Heating and Cooling [Member] | CANADA
Disaggregation of Revenue [Line Items]
Revenues	62,400,000	73,100,000	77,600,000
Commercial Heating and Cooling [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenues	600,000	1,600,000	2,200,000
Refrigeration [Member]
Disaggregation of Revenue [Line Items]
Revenues	619,400,000	553,700,000	471,700,000
Refrigeration [Member] | UNITED STATES
Disaggregation of Revenue [Line Items]
Revenues	385,700,000	324,000,000.0	257,900,000
Refrigeration [Member] | CANADA
Disaggregation of Revenue [Line Items]
Revenues	0	0	0
Refrigeration [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenues	233,700,000	229,700,000	213,800,000
Refrigeration [Member] | Service [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 0.01	$ 0.01	$ 0.01