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:
Income from continuing operations	$ 4,951	$ 2,979
Adjustments to reconcile income from continuing operations to net cash provided by operating activities:
Deferred income taxes	(221)	(203)
Depreciation and amortization	2,365	3,020
Equity in income of nonconsolidated investment	(176)	(23)
(Gain) loss on sale of property, plant and equipment	(8)	64
Deferred gain amortization on sale-leaseback		(342)
Share-based compensation	631	739
Excess tax benefit from share-based compensation	(189)	(48)
Change in operating assets and liabilities:
Accounts receivable	(12,852)	7,258
Inventories	(295)	(3,822)
Other current assets	(1,298)	(1,448)
Prepaid income tax	(1,593)	1,739
Other noncurrent assets	91	33
Accounts payable - trade	(9,363)	(6,811)
Deferred revenue	4,660	(1,501)
Accrued payroll and employee benefits	(3,940)	(4,413)
Other current liabilities	(78)	210
Other liabilities	(301)	(281)
Net cash used by continuing operating activities	(17,616)	(2,850)
Net cash provided by discontinued operations	124	447
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from the sale of property, plant and equipment	8	7
Capital expenditures on property, plant and equipment	(1,031)	(2,467)
Capital distributions received from equity method investment	(378)
Net cash used by continuing investing activities	(645)	(2,460)
Net cash used by discontinued operations		(39)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of other long-term debt	(18)	(1,361)
Proceeds from exercise of stock options and stock awards		13
Treasury stock acquisitions	(547)	(224)
Cash dividends on common stock paid to shareholders	(310)	(257)
Excess tax benefit from share-based compensation	189	48
Net cash used by continuing financing activities	(686)	(1,781)
Effect of exchange rate changes on cash and cash equivalents	(1,206)	707
Net decrease in cash and cash equivalents	(20,029)	(5,976)
Cash and cash equivalents at beginning of period	101,464	73,727
Cash and cash equivalents at end of period	81,435	67,751
Supplemental Disclosure of Cash Flow Information:
Interest paid	86	106
Income taxes paid	$ 4,076	$ 546