Income Taxes (Tables)

6 Months Ended

Jun. 30, 2016

Income Tax Disclosure [Abstract]

Component of Income Taxes

	Three months ended						Six months ended
	June 30,						June 30,
	2015			2016			2015			2016
	(In millions)
Expected tax expense (benefit), at U.S. federal statutory   income tax rate of 35%	$	(17.3	)	$	.6		$	(14.2	)	$	(.5	)
Rate differences on equity in earnings (losses) of Kronos		(3.2	)		(.1	)		(4.7	)		.2
Adjustment to the reserve for uncertain tax positions, net		-			-			(3.0	)		-
Nontaxable income		(.1	)		-			(.2	)		(.2	)
U.S. state income taxes and other, net		-			(.2	)		.1			-
Income tax expense (benefit)	$	(20.6	)	$	.3		$	(22.0	)	$	(.5	)
Comprehensive provision for income taxes (benefit) allocable to:
Net income (loss)	$	(20.6	)	$	.3		$	(22.0	)	$	(.5	)
Other comprehensive income (loss):
Marketable securities		(2.8	)		2.0			(3.8	)		1.2
Currency translation		.7			(.5	)		(6.3	)		1.0
Interest rate swap		-			(.1	)		-			(.4	)
Pension plans		.6			.5			1.0			.9
OPEB plans		(.1	)		-			(.2	)		(.1	)
Total	$	(22.2	)	$	2.2		$	(31.3	)	$	2.1