CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash flows from operating activities:
Net income	$ 128.2	$ 76.9
Depreciation and amortization	28.9	33.2
Benefit plan expense greater than cash funding	3.4	4.6
Deferred income taxes	37.2	(183.9)
Gain on sale of WCS	(58.4)
Gain on land sales	(12.5)
Distributions from Ti02 manufacturing joint venture, net	4.8	8.4
Long-lived asset impairment		170.6
Other, net	6.6	1.5
Change in assets and liabilities:
Accounts and other receivables, net	(64.5)	(77.8)
Inventories, net	(41.7)	22.6
Land held for development, net	(1.2)	3.1
Accounts payable and accrued liabilities	62.7	8.8
Accounts with affiliates	25.4	0.3
Income taxes	20.1	5.8
Other, net	20.7	14.6
Net cash provided by operating activities	159.7	88.7
Cash flows from investing activities:
Capital expenditures	(27.6)	(30.5)
Cash, cash equivalents and restricted cash and cash equivalents of discontinued operations at time of sale	(28.9)
Capitalized permit costs		(2.2)
Proceeds from sale of land	19.5
Purchases of marketable securities	(3.7)	(5.6)
Disposals of marketable securities	3.9	5.5
Other, net	0.1
Net cash used in investing activities	(36.7)	(32.8)
Indebtedness:
Borrowings		175.7
Principal payments	(3.7)	(148.9)
Deferred financing costs paid		(0.2)
Valhi cash dividends paid	(13.6)	(13.6)
Distributions to noncontrolling interest in subsidiaries	(7.9)	(7.0)
Net cash provided by (used in) financing activities	(25.2)	6.0
Cash, cash equivalents and restricted cash and cash equivalents - net change from:
Operating, investing and financing activities	97.8	61.9
Effect of exchange rates on cash	(9.3)	8.6
Balance at beginning of period	489.4	196.5
Balance at end of period	577.9	267.0
Cash paid for:
Interest, net of capitalized interest	31.0	30.0
Income taxes, net	5.9	26.3
Noncash investing activities:
Change in accruals for capital expenditures	1.0	4.0
Noncash financing activities:
Trade payable to affiliate converted to indebtedness	$ 36.3
Indebtedness borrowings paid directly to lender to settle refinanced indebtedness		9.3
Indebtedness principal payments paid directly by lender		(8.4)
Indebtedness borrowings paid directly to lender for debt issuance costs		$ (0.9)