Accounts Payable and Accrued Liabilities (Tables)

9 Months Ended

Sep. 30, 2015

Payables And Accruals [Abstract]

Schedule of Accounts Payable and Accrued Liabilities

	December 31, 2014		September 30, 2015
	(In millions)
Accounts payable:
Kronos	$	121.4	$	88.0
CompX		3.9		3.1
WCS		1.4		1.3
BMI and LandWell		7.0		2.0
NL		2.3		2.0
Other		.2		.3
Payable to affiliates:
Contran – trade items		26.1		26.1
LPC – trade items		19.9		15.1
Employee benefits		34.6		29.3
Deferred income		19.8		33.5
Environmental remediation and related costs		10.2		10.2
Accrued workforce reduction costs		—		15.2
Accrued sales discounts and rebates		23.0		20.9
Interest rate swap contract		—		3.5
Other		40.4		32.8
Total	$	310.2	$	283.3