Condensed Consolidated Statements of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Operating Activities
Net loss	$ (19,001)	$ (12,821)
Adjustments to reconcile net loss to net cash provided by operating activities
Depreciation	11,948	12,830
Impairment of property, plant and equipment	1,026	3,063
Non-cash compensation cost	1,194	1,585
Deferred income taxes	(121)	1,728
Gain on foreign currency derivatives	1,464	1,138
Other, net	14	(161)
Changes in operating assets and liabilities:
Trade accounts receivable, net	7,062	4,564
Prepaid expenses and other assets	142	97
Accounts payable	(406)	455
Income taxes, net	(600)	5,831
Accrued and other liabilities	(2,064)	(2,702)
Net cash provided by operating activities	658	15,607
Investing Activities
Proceeds from disposition of investments available for sale		606
Proceeds from note receivable	495	110
Purchases of property, plant and equipment	(7,417)	(13,749)
Net cash used in investing activities	(6,922)	(13,033)
Financing Activities
Principal payments on line of credit	(1,859)	(1,776)
Proceeds from line of credit	1,859	1,776
Proceeds from issuance of common stock	205	272
Principal payments on capital lease obligations	(65)	(126)
Net cash provided by financing activities	140	146
Effect of exchange rate changes on cash	(1,100)	(997)
Net increase in cash and cash equivalents	(7,224)	1,723
Cash and cash equivalents at beginning of period	18,740	19,591
Cash and cash equivalents at end of period	11,516	21,314
Supplemental Disclosure of Cash Flow Information
Cash paid for interest	90	47
Income taxes paid	370	233
Property, plant and equipment sold under a note receivable		2,915
Unrealized derivative (loss) gain	$ (1,899)	$ 412