Fair Value Measurements and Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2022

Fair Value Disclosures [Abstract]

Financial Instruments not Carried at Fair Value

The following table presents the financial instruments that are not carried at fair value but which require fair value disclosure:

	December 31, 2021				September 30, 2022
	Carrying		Fair		Carrying		Fair
	amount		value		amount		value
	(In millions)
Cash, cash equivalents and restricted cash equivalents	$	792.9	$	792.9	$	663.1	$	663.1
Long-term debt (excluding capitalized leases):
Kronos Senior Notes		448.8		460.2		390.2		341.4
Valhi credit facility with Contran		172.9		172.9		134.8		134.8
LandWell bank note payable		13.5		13.5		13.2		13.2
BWC bank note payable		15.4		15.9		—		—