Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Operating activities
Net income	$ 3,893	$ 2,551
Adjustments to reconcile from net income to net cash provided by operating activities:
Depreciation, depletion and amortization	17,337	19,445
Amortization of deferred financing fees	946	347
Deferred income taxes	(4,636)	994
Other	(533)	10,086
Working capital changes:
Accounts receivable	59,757	10,511
Inventories	(43,832)	(36,183)
Other current assets	2,056	(1,075)
Accounts payable	29,056	16,884
Other current liabilities	4,276	(8,909)
Income taxes receivable/payable	(8,506)	(12,433)
Net cash provided by for operating activities	59,814	2,218
Investing activities
Expenditures for property, plant and equipment	(7,484)	(47,663)
Other	1,160	366
Net cash used for investing activities	(6,324)	(47,297)
Financing activities
Additions to long-term debt	2,547	1,553
Reductions of long-term debt	(2,300)	(2,000)
Net additions (reductions) to revolving credit agreements	(74,143)	33,345
Cash dividends paid	(5,502)	(5,884)
Purchase of treasury shares	(23,248)	(26,447)
Other	(78)	(255)
Net cash provided by (used for) financing activities	(102,724)	312
Effect of exchange rate changes on cash	(54)	(25)
Cash and cash equivalents
Decrease for the period	(49,288)	(44,792)
Balance at the beginning of the period	61,135	95,390
Balance at the end of the period	$ 11,847	$ 50,598