Revenue Recognition (Tables)

3 Months Ended

Mar. 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 source of revenue. See Note 2 for additional information on our reportable business segments and the products and services sold in each segment.

	For the Three Months March 31, 2020
Primary Geographic Markets	Residential Heating & Cooling		Commercial Heating & Cooling		Refrigeration		Consolidated
United States	$	412.4	$	161.1	$	59.5	$	633.0
Canada	29.7		17.1		—		46.8
Other international	—		0.2		43.8		44.0
Total	$	442.1	$	178.4	$	103.3	$	723.8

	For the Three Months Ended March 31, 2019
Primary Geographic Markets	Residential Heating & Cooling		Commercial Heating & Cooling		Refrigeration		Consolidated
United States	$	433.2	$	157.3	$	91.6	$	682.1
Canada	32.4		15.9		0.7		49.0
Other international	—		0.1		59.1		59.2
Total	$	465.6	$	173.3	$	151.4	$	790.3

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

Net contract assets (liabilities) consisted of the following:

	March 31, 2020		December 31, 2019		$ Change		% Change
Contract liabilities - current	$	(8.5)	$	(8.4)	$	(0.1)	(1.2)	%
Contract liabilities - noncurrent	(5.8)		(5.9)		0.1		1.7	%
Total	$	(14.3)	$	(14.3)	$	—