CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Cash flows from operating activities:
Net income (loss)	$ 13.6	$ (3.7)
Depreciation and amortization	12.5	14.3
Benefit plan expense less than cash funding	(2.5)	(2.0)
Deferred income taxes	(0.1)	0.3
Distributions from (contributions to) TiO2 manufacturing joint venture, net	2.3	(0.7)
Other, net	2.0	1.7
Change in assets and liabilities:
Accounts and other receivables, net	(59.5)	(39.0)
Inventories, net	78.7	1.5
Land held for development, net	(0.7)	(8.4)
Accounts payable and accrued liabilities	(125.3)	(82.6)
Income taxes	2.8	(1.3)
Accounts with affiliates	15.3	(15.4)
Other, net	12.1	8.5
Net cash used in operating activities	(48.8)	(126.8)
Cash flows from investing activities:
Capital expenditures	(5.0)	(16.7)
Purchases of marketable securities	(1.0)	(33.8)
Proceeds from disposal of marketable securities	25.5	8.5
Net cash provided by (used in) investing activities	19.5	(42.0)
Cash flows from financing activities:
Loan from Contran	53.7	0.0
Principal payments on indebtedness	(73.2)	(7.4)
Deferred financing fees	(4.9)	0.0
Valhi cash dividends paid	(2.3)	(2.3)
Distributions to noncontrolling interest in subsidiaries	(5.3)	(5.2)
Subsidiary treasury stock acquired	0.0	(1.4)
Net cash used in financing activities	(32.0)	(16.3)
Cash, cash equivalents and restricted cash and cash equivalents - net change from:
Operating, investing and financing activities	(61.3)	(185.1)
Effect of exchange rates on cash	(1.1)	(0.7)
Balance at beginning of period	462.0	562.0
Balance at end of period	399.6	376.2
Cash paid (received) for:
Interest, net of amounts capitalized	9.1	10.5
Income taxes, net	0.8	(2.4)
Noncash investing activities:
Change in accruals for capital expenditures	$ 0.8	$ 6.3