Other Noncurrent Liabilities (Tables)

3 Months Ended

Mar. 31, 2018

Other Liabilities Disclosure [Abstract]

Other Noncurrent Liabilities

	December 31, 2017		March 31, 2018
	(In millions)
Reserve for uncertain tax positions	$	16.5	$	16.9
Deferred income		15.7		18.4
Employee benefits		8.4		8.7
Insurance claims and expenses		9.1		9.4
Deferred payment obligation		9.3		9.4
Accrued development costs		6.1		7.5
Other		8.5		9.0
Total	$	73.6	$	79.3