Other Assets (Tables)

12 Months Ended

Dec. 31, 2019

Other Assets, Noncurrent [Abstract]

Schedule of other assets

	December 31, 2019		September 30, 2018
	(in millions)
Long term finance lease receivable		1.0		—
Long term receivables		1.5		2.2
Pension surplus		—		5.3
Long term prepaid expenses and other assets		2.6		4.6
	$	5.1	$	12.1