CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Cash flows from operating activities:
Net income	$ 6,667	$ 7,265
Depreciation and amortization	2,899	2,875
Deferred income taxes	3,088	2,162
Defined benefit pension credit	(3,696)	(1,899)
OPEB credit	(1,674)	(1,577)
OPEB payments	(325)	(324)
Other, net	514	382
Change in assets and liabilities:
Accounts receivable	(20,287)	(14,279)
Inventories	(1,495)	(9,930)
Accounts payable and accrued liabilities	1,104	(815)
Income taxes payable to or receivable from Contran	1,774	(1,508)
Income taxes receivable from tax authorities	34	(118)
Other, net	594	555
Net cash used in operating activities	(10,803)	(17,211)
Cash flows from investing activities:
Capital expenditures	(2,559)	(2,307)
Other, net	432	28
Net cash used in investing activities	(2,127)	(2,279)
Cash flows from financing activities:
Revolving credit facility, net	12,811	18,850
Other, net	119	640
Net cash provided by financing activities	12,930	19,490
Net change in cash and cash equivalents
Cash and cash equivalents, beginning of period
Cash and cash equivalents, end of period
Supplemental disclosures:
Interest paid, net of amount capitalized	311	329
Income taxes paid (refunded), net	$ (670)	$ 3,887