Goodwill (Tables)

6 Months Ended

Jun. 30, 2020

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Goodwill Activity

The following table summarizes goodwill activity for the six-month periods ended June 30, 2020 and 2019 (in millions):

			Accumulated			Goodwill,
	Goodwill		Impairments			Net
Balance at January 1, 2019	$	21.3	$	(11.8	)	$	9.5
No activity in 2019		—		—			—
Balance June 30, 2019	$	21.3	$	(11.8	)	$	9.5
Balance at January 1, 2020		21.3		(11.8	)		9.5
Impairment		—		(9.5	)		(9.5	)
Balance at June 30, 2020	$	21.3	$	(21.3	)	$	-