Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash Flows from Operating Activities
Net income	$ 6,793	$ 7,917
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and software amortization	5,336	5,159
Intangible asset amortization	204	210
Stock-based compensation	993	1,089
Excess tax benefits from stock-based compensation	(42)	(206)
Net pension cost	506	1,530
Deferred income taxes	3,018	3,656
Other, net	3	(26)
Changes in operating assets and liabilities, net of acquisitions:
Decrease in accounts receivable, net	22,636	8,090
Decrease (increase) in inventory	1,002	(1,269)
Increase in prepaid expenses and other current assets	(2,242)	(2,042)
Decrease in accounts payable	(7,122)	(8,879)
Decrease in other accrued expenses and other current liabilities	(17,956)	(15,189)
Other, net	(177)	(1,228)
Net cash provided by (used in) operating activities	12,952	(1,188)
Cash Flows from Investing Activities
Purchases of property, plant and equipment	(3,054)	(4,372)
Proceeds from sale of property, plant and equipment	8	450
Net cash used in investing activities	(3,046)	(3,922)
Cash Flows from Financing Activities
Repayment of borrowings	(61,532)	(13,750)
Issuance of common stock	361	621
Excess tax benefits from stock-based compensation	42	206
Dividends paid	(5,405)	(5,136)
Net cash used in financing activities	(66,534)	(18,059)
Effect of exchange rate changes on cash and cash equivalents	217	285
Net decrease in cash and cash equivalents	(56,411)	(22,884)
Cash and cash equivalents at beginning of year	86,778	85,996
Cash and cash equivalents at end of period	$ 30,367	$ 63,112