Consolidated Statements of Cash Flows (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash flows from operating activities:
Net loss	$ (339)	$ (458)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	4,990	6,262
Inventory valuation allowance	822	817
Deferred income taxes	(69)	112
Non-cash interest expense	224	224
Loss (gain) on disposal of property and equipment	107	(385)
Loss on ARS settlement right	0	7,833
Gain on ARS	0	(7,854)
Stock-based compensation expense	2,137	3,440
Other	243	204
Changes in operating assets and liabilities, net of acquisitions:
Accounts receivable	(5,893)	1,746
Other receivables	(1,399)	1,485
Inventories	(997)	(756)
Inventory deposit	(1,190)	263
Other current assets	570	(219)
Accounts payable	8,513	3,197
Accrued wages and bonuses	(212)	934
Accrued restructuring	(88)	(2,198)
Deferred income	2,851	1,228
Other accrued liabilities	(777)	(582)
Net cash provided by operating activities	9,493	15,293
Cash flows from investing activities:
Acquisition of Pactolus, net of cash acquired	0	(3,385)
Proceeds from sale of auction rate securities	0	62,175
Capital expenditures	(2,142)	(1,873)
Restricted cash	0	(25,796)
Purchase of long-term assets	(500)	(2,569)
Proceeds from the sale of property and equipment	0	437
Net cash provided by (used in) investing activities	(2,642)	28,989
Cash flows from financing activities:
Restricted share forfeitures for tax settlement	(139)	(321)
Borrowings on line of credit	0	13,732
Payments on line of credit	0	(37,691)
Payments on capital lease obligation	(8)	0
Repurchases of common stock	(1,258)	0
Proceeds from issuance of common stock	914	1,554
Net cash used in financing activities	(491)	(22,726)
Effect of exchange rate changes on cash	194	(216)
Net increase in cash and cash equivalents	6,554	21,340
Cash and Cash Equivalents, beginning of period	129,078	100,672
Cash and Cash Equivalents, end of period	135,632	122,012
Supplemental disclosure of cash flow information:
Interest	688	688
Income Taxes paid	355	382
Supplemental disclosure of non-cash financing activities:
Capital lease obligation	$ 81	$ 0