Goodwill (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

The changes in the carrying amount of goodwill in 2022 and 2021, in total and by segment, are summarized in the table below (in millions): 

Segment:	Balance at December 31, 2020 (1)		Changes in foreign currency translation rates		Balance at December 31, 2021		Changes in foreign currency translation rates		Balance at December 31, 2022
Residential Heating & Cooling	$	26.1	$	—	$	26.1	$	—	$	26.1
Commercial Heating & Cooling	61.1		—		61.1		—		61.1
Refrigeration	99.7		(0.3)		99.4		(0.3)		99.1
	$	186.9	$	(0.3)	$	186.6	$	(0.3)	$	186.3

(1) The goodwill balances in the table above are presented net of accumulated impairment charges of $32.7 million, all of which relate to impairments in periods prior to 2020.