Long-term debt (Tables)

12 Months Ended

Dec. 31, 2024

Long-term debt

Schedule of Long-Term Debt

	December 31,
	2023		2024
	(In millions)
Valhi:
Contran credit facility	$	93.4	$	44.6
Subsidiary debt:
Kronos:
Kronos International, Inc. 9.50% Senior Secured Notes due 2029		—		365.4
Kronos International, Inc. 3.75% Senior Secured Notes due 2025		440.9		78.3
Subordinated, Unsecured Term Loan from Contran		—		53.7
Revolving credit facility		—		10.0
LandWell:
Note payable to Western Alliance Business Trust		12.2		11.4
Total subsidiary debt		453.1		518.8
Total debt		546.5		563.4
Less current maturities		.7		79.0
Total long-term debt	$	545.8	$	484.4

Schedule of Aggregate Maturities of Long-Term Debt

Years ending December 31,	Amount
	(In millions)
Gross amounts due each year:
2025	$	79.0
2026		45.4
2027		.8
2028		.9
2029		431.1
2030 and thereafter		7.2
Subtotal		564.4
Less amounts representing original issue discount and debt issuance costs		1.0
Total long-term debt	$	563.4