CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities:
Net income (loss)	$ 50,360	$ (1,016)
Depreciation and amortization	1,861	1,889
Deferred income taxes	21,309	(534)
Equity in earnings (losses) of Kronos Worldwide, Inc.	(70,920)	653
Dividends received from Kronos Worldwide, Inc.	10,566	10,566
Cash funding of benefit plans in excess of net benefit plan expense	(23)	(146)
Other, net	280	328
Change in assets and liabilities:
Accounts and other receivables, net	(1,814)	(3,710)
Inventories, net	(417)	851
Prepaid expenses and other	81	(605)
Accounts payable and accrued liabilities	(2,581)	(2,491)
Income taxes	(1)	(4)
Accounts with affiliates	(985)	8
Accrued environmental remediation and related costs	2,500	1,980
Other noncurrent assets and liabilities, net	(33)	(166)
Net cash provided by operating activities	10,183	7,603
Cash flows from investing activities:
Capital expenditures	(1,611)	(1,684)
Promissory notes receivable from affiliate:
Loans	(39,300)
Collections	27,200
Other, net	2
Net cash used in investing activities	(13,709)	(1,684)
Cash flows from financing activities -
Distributions to noncontrolling interests in subsidiary	(166)	(166)
Cash and cash equivalents and restricted cash and cash equivalents - net change from:
Operating, investing and financing activities	(3,692)	5,753
Balance at beginning of period	98,242	100,981
Balance at end of period	94,550	106,734
Supplemental disclosure - cash paid for:
Interest	14
Income taxes, net	$ 2,157	$ 55