Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2024

Revenue Recognition and Deferred Revenue [Abstract]

Revenue from External Customers by Geographic Areas [Table Text Block]

The following table disaggregates our revenue by business segment by geography to provide information as to the major sources of revenue. See Note 3 for additional description of our reportable business segments and the products and services being sold in each segment.

	For the Year Ended December 31, 2024
Primary Geographic Markets	Home Comfort Solutions		Building Climate Solutions		Corporate and Other		Consolidated
United States	$	3,346.0	$	1,675.8	$	—	$	5,021.8
Canada	231.1		88.4		—		319.5
International			—		—		—
Total	$	3,577.1	$	1,764.2	$	—	$	5,341.3

	For the Year Ended December 31, 2023
Primary Geographic Markets	Home Comfort Solutions		Building Climate Solutions		Corporate and Other		Consolidated
United States	$	3,001.3	$	1,415.6	$	—	$	4,416.9
Canada	221.6		95.8		—		317.4
International	—		—		247.6		247.6
Total	$	3,222.9	$	1,511.4	$	247.6	$	4,981.9

	For the Year Ended December 31, 2022
Primary Geographic Markets	Home Comfort Solutions		Building Climate Solutions		Corporate and Other		Consolidated
United States	$	2,957.1	$	1,223.4	$	—	$	4,180.5
Canada	241.2		62.4		—		303.6
International	—		0.6		233.7		234.3
Total	$	3,198.3	$	1,286.4	$	233.7	$	4,718.4

Contract with Customer, Asset and Liability [Table Text Block]

Net contract assets (liabilities) consisted of the following:

	December 31, 2024		December 31, 2023
Contract assets	$	1.2	$	2.2
Contract liabilities - current	(5.0)		(4.7)
Contract liabilities - noncurrent	(8.4)		(7.5)
Total	$	(12.2)	$	(10.0)