Other Noncurrent Liabilities (Tables)

9 Months Ended

Sep. 30, 2018

Other Liabilities Disclosure [Abstract]

Other Noncurrent Liabilities

	December 31, 2017		September 30, 2018
	(In millions)
Reserve for uncertain tax positions	$	16.5	$	17.5
Litigation settlement		—		17.0
Deferred income		15.7		15.0
Employee benefits		8.4		8.1
Insurance claims and expenses		9.1		9.9
Deferred payment obligation		9.3		9.5
Accrued development costs		6.1		8.8
Other		8.5		9.1
Total	$	73.6	$	94.9