Statements of Cash Flows (unaudited) (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities:
Net income (loss)	$ (329)	$ 11,283
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	1,831	7,352
Share-based compensation expense	1,995	1,676
Provision for doubtful accounts	325	12
Deferred income taxes	(1,155)	837
Gain on disposition of property and equipment	21	27
Loss on sale of Turnkey	3,154	0
Gain on settlement of deferred consideration payable	0	(520)
Changes in operating assets and liabilities:
Accounts receivable	4,767	(27,622)
Inventories	4,849	(22,528)
Other assets	2,790	(21,307)
Accounts payable	(7,754)	22,025
Accrued liabilities	(2,785)	(5,313)
Income tax payable	1,402	1,087
Deferred revenue	(1,035)	1,873
Other current liabilities	(2,352)	(353)
Net cash provided by (used in) operating activities	5,724	(31,471)
Cash flows from investing activities:
Purchases of property and equipment	(2,060)	(11,664)
Proceeds from sale of property and equipment	140	66
Purchases of intangibles	(474)	0
Proceeds from sale of investments in unconsolidated entities	0	3,708
Proceeds from sale of subsidiaries	886	11,308
Investment in restricted time deposits	(157)	(497)
Release of restricted time deposits	270	123
Purchases of investments	0	(44,971)
Proceeds from sale or maturity of investments	13,474	36,707
Net cash provided by (used in) investing activities	12,079	(5,220)
Cash flows from financing activities:
Net proceeds from exercise of stock options	184	102
Purchase of treasury shares	(425)	(409)
Borrowings on short-term debt	34,403	117,004
Payments on short-term debt	(39,901)	(120,112)
Cash restricted to collateralize short-term debt	0	12,261
Payments on long-term obligations	0	(14)
Net cash used by financing activities	(5,739)	8,832
Effect of exchange rate changes on cash and cash equivalents	420	823
Net increase (decrease) in cash and cash equivalents	12,484	(27,036)
Less: Net decrease in cash and cash equivalents of discontinued operations	(269)	(9,800)
Net increase (decrease) in cash and cash equivalents of continuing operations	12,753	(17,236)
Cash and cash equivalents, beginning of year	141,001	40,455
Cash and cash equivalents, end of year	153,754	23,219
Supplemental disclosure of cash flow information:
Cash paid during year for interest — continuing operations	587	211
Cash paid during year for interest — discontinued operations	0	2,603
Cash paid during year for interest — Total	587	2,814
Cash paid during year for income taxes — continuing operations	2,935	3,705
Cash paid during year for income taxes — discontinued operations	0	289
Cash paid during year for income taxes — Total	$ 2,935	$ 3,994