CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net income (loss)	$ (42,098)	$ 68,160
Depreciation and amortization	2,609	2,794
Deferred income taxes	(16,624)	27,924
Equity in earnings of Kronos Worldwide, Inc.	(55,029)	(93,357)
Dividends received from Kronos Worldwide, Inc.	17,961	15,849
Cash funding of benefit plans in excess of net benefit plan expense	(2,074)	(689)
Marketable equity securities	55,911
Other, net	426	348
Change in assets and liabilities:
Accounts and other receivables, net	(18,203)	(1,436)
Inventories, net	(1,935)	(475)
Prepaid expenses and other	110	70
Accounts payable and accrued liabilities	62,025	(466)
Income taxes	11	2
Accounts with affiliates	2,939	(2,062)
Accrued environmental remediation and related costs	(428)	(1,392)
Other noncurrent assets and liabilities, net	16,698	(54)
Net cash provided by operating activities	22,299	15,216
Cash flows from investing activities:
Capital expenditures	(2,043)	(2,152)
Promissory notes receivable from affiliate:
Loans	(39,000)	(49,700)
Collections	44,200	40,400
Other, net	225	4
Net cash provided by (used in) investing activities	3,382	(11,448)
Cash flows from financing activities -
Distributions to noncontrolling interests in subsidiary	(251)	(250)
Cash and cash equivalents and restricted cash and cash equivalents - net change from:
Operating, investing and financing activities	25,430	3,518
Balance at beginning of period	102,941	98,242
Balance at end of period	128,371	101,760
Supplemental disclosure - cash paid (received) for:
Interest	25	22
Income taxes, net	$ (1,740)	$ 3,085