Noncontrolling Interest in Subsidiaries (Tables)

9 Months Ended

Sep. 30, 2022

Noncontrolling Interest [Abstract]

Noncontrolling Interest in Net Assets of Subsidiaries

	December 31,		September 30,
	2021		2022
	(In millions)
Noncontrolling interest in net assets:
Kronos Worldwide	$	226.6	$	225.1
NL Industries		75.7		75.8
CompX International		22.5		20.4
BMI		8.3		7.1
LandWell		(4.2)		5.1
Total	$	328.9	$	333.5

Schedule of Noncontrolling Interest in Net Income of Subsidiaries

	Nine months ended September 30,
	2021		2022
	(In millions)
Noncontrolling interest in net income of subsidiaries:
Kronos Worldwide	$	15.8	$	23.9
NL Industries		6.2		6.8
CompX International		1.8		2.0
BMI		4.0		1.6
LandWell		6.3		12.7
Total	$	34.1	$	47.0