Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2021

Debt Disclosure [Abstract]

Long-Term Debt

	December 31,
	2020		2021
	(In millions)
Valhi:
Contran credit facility	$	270.7	$	172.9
Subsidiary debt:
Kronos:
Senior Secured Notes		485.7		448.8
BMI:
Bank loan Western Alliance Bank		16.3		15.4
LandWell:
Note payable to Western Alliance Business Trust		14.2		13.5
Other		1.7		2.4
Total subsidiary debt		517.9		480.1
Total debt		788.6		653.0
Less current maturities		(2.4)		(3.1)
Total long-term debt	$	786.2	$	649.9

Aggregate Maturities of Long-Term Debt

Years ending December 31,	Amount
	(In millions)
Gross amounts due each year:
2022	$	3.1
2023		175.8
2024		2.0
2025		454.3
2026		2.2
2027 and thereafter		19.7
Subtotal	$	657.1
Less amounts representing original issue discount and debt issuance costs		(4.1)
Total long-term debt	$	653.0