Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2025

Revenue Recognition and Deferred Revenue [Abstract]

Revenue from External Customers by Geographic Areas

The following table disaggregates our revenue by business segment by geography which provides information as to the major source of revenue. See Note 2 for additional information on our reportable business segments and the products and services sold in each segment.

(Amounts in millions)	For the Three Months Ended September 30, 2025
Primary Geographic Markets	Home Comfort Solutions		Building Climate Solutions		Corporate and Other		Consolidated
United States	$	850.1	$	478.3	$	—	$	1,328.4
Canada	62.8		35.6		—		98.4
Total	$	912.9	$	513.9	$	—	$	1,426.8

	For the Three Months Ended September 30, 2024
Primary Geographic Markets	Home Comfort Solutions		Building Climate Solutions		Corporate and Other		Consolidated
United States	$	971.1	$	441.9	$	—	$	1,413.0
Canada	61.7		23.4		—		85.1
Total	$	1,032.8	$	465.3	$	—	$	1,498.1

	For the Nine Months Ended September 30, 2025
Primary Geographic Markets	Home Comfort Solutions		Building Climate Solutions		Corporate and Other		Consolidated
United States	$	2,458.9	$	1,266.6	$	—	$	3,725.5
Canada	184.7		90.1		—		274.8
Total	$	2,643.6	$	1,356.7	$	—	$	4,000.3

	For the Nine Months Ended September 30, 2024
Primary Geographic Markets	Home Comfort Solutions		Building Climate Solutions		Corporate and Other		Consolidated
United States	$	2,520.7	$	1,244.2	$	—	$	3,764.9
Canada	169.0		62.4		—		231.4
Total	$	2,689.7	$	1,306.6	$	—	$	3,996.3

Contract with Customer, Asset and Liability

Net contract liabilities consisted of the following (in millions) as of:

	September 30, 2025		December 31, 2024
Contract assets	$	3.1	$	1.2
Contract liabilities - current	(11.1)		(5.0)
Contract liabilities - noncurrent	(10.1)		(8.4)
Total	$	(18.1)	$	(12.2)