Noncontrolling Interest in Subsidiaries (Tables)

3 Months Ended

Mar. 31, 2021

Noncontrolling Interest [Abstract]

Noncontrolling Interest in Net Assets of Subsidiaries

	December 31,		March 31,
	2020		2021
	(In millions)
Noncontrolling interest in net assets:
Kronos Worldwide	$	212.3	$	213.2
NL Industries		67.1		69.3
CompX International		23.5		22.0
BMI		14.7		15.7
LandWell		6.8		8.8
Total	$	324.4	$	329.0

Schedule of Noncontrolling Interest in Net Income of Subsidiaries

	Three months ended March 31,
	2020		2021
	(In millions)
Noncontrolling interest in net income of subsidiaries:
Kronos Worldwide	$	5.2	$	3.8
NL Industries		.3		2.3
CompX International		.6		.6
BMI		2.8		1.1
LandWell		4.6		1.9
Total	$	13.5	$	9.7