Accounts Payable and Accrued Liabilities (Tables)

3 Months Ended

Mar. 31, 2018

Payables And Accruals [Abstract]

Schedule of Accounts Payable and Accrued Liabilities

	December 31, 2017		March 31, 2018
	(In millions)
Accounts payable:
Kronos	$	107.9	$	117.3
CompX		2.3		2.8
BMI and LandWell		3.7		3.5
NL		1.8		1.2
Other		.4		.4
Payable to affiliates:
Contran – trade items		—		.1
LPC – trade items		16.2		13.8
Employee benefits		36.3		36.8
Deferred income		28.3		24.7
Accrued sales discounts and rebates		14.3		28.8
Environmental remediation and related costs		6.8		19.7
Interest		5.5		1.3
Other		33.6		39.6
Total	$	257.1	$	290.0