Other Income, Net (Tables)

9 Months Ended

Sep. 30, 2021

Other Income And Expenses [Abstract]

Schedule of Components of Other Income

	Nine months ended
	September 30,
	2020			2021
	(In millions)
Securities earnings:
Dividends and interest	$	3.8		$	2.8
Securities transactions, net		(.3	)		.1
Total		3.5			2.9
Currency transactions, net		3.2			1.2
Insurance recoveries		1.6			-
Infrastructure reimbursement		19.6			6.2
Gain on land and related sales		4.5			16.0
Other, net		1.5			1.6
Total	$	33.9		$	27.9