Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2020

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 which provides 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, 2020
Primary Geographic Markets	Residential Heating & Cooling		Commercial Heating & Cooling		Refrigeration		Consolidated
United States	$	2,181.8	$	721.1	$	257.9	$	3,160.8
Canada	179.7		77.6		—		257.3
International	—		2.2		213.8		216.0
Total	$	2,361.5	$	800.9	$	471.7	$	3,634.1

	For the Year Ended December 31, 2019
Primary Geographic Markets	Residential Heating & Cooling		Commercial Heating & Cooling		Refrigeration		Consolidated
United States	$	2,135.6	$	847.1	$	321.9	$	3,304.6
Canada	155.5		98.5		0.7		254.7
International	—		1.8		246.1		247.9
Total	$	2,291.1	$	947.4	$	568.7	$	3,807.2

	For the Year Ended December 31, 2018
Primary Geographic Markets	Residential Heating & Cooling		Commercial Heating & Cooling		Refrigeration		Consolidated
United States	$	2,066.7	$	805.4	$	403.2	$	3,275.3
Canada	158.3		92.7		4.5		255.5
International	—		2.6		350.5		353.1
Total	$	2,225.0	$	900.7	$	758.2	$	3,883.9

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

Net contract assets (liabilities) consisted of the following:

	December 31, 2020		December 31, 2019		$ Change		% Change
Contract liabilities - current	(5.5)		(8.4)		2.9		(35.2)	%
Contract liabilities - noncurrent	(5.6)		(5.9)		0.3		(5.1)	%
Total	$	(11.1)	$	(14.3)	$	3.2