Condensed Consolidated Statements of Cash Flows (unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013		Jun. 30, 2012
Cash flows from operating activities:
Net (loss) income	$ (5,427)		$ 1,498
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	784		1,131
Share-based compensation expense	302		492
Provision for doubtful accounts	250		14
Deferred income taxes	(164)		(269)
Gain from settlement of deferred consideration obligation	0		(2,314)
Loss on disposition of property and equipment	17		17
Gain on sale of subsidiary	0		(7,936)
Impairment of goodwill and other intangibles	0		3,711
Changes in operating assets and liabilities:
Accounts receivable	(1,593)		10,786
Inventories	2,512		(3,087)
Other assets	3,281		(556)
Accounts payable	(1,818)		(5,933)
Accrued liabilities	1,928		(438)
Income tax payable	(12)		(1,914)
Deferred revenue	973		1,814
Other current liabilities	172		(163)
Net cash provided by (used in) operating activities	1,205		(3,147)
Cash flows from investing activities:
Purchases of property and equipment	(2,116)		(1,858)
Proceeds from sale of property and equipment	0		96
Purchases of intangibles	0		(400)
Proceeds from sale of subsidiaries, net of cash acquired	0		16,791
Release of restricted time deposits	(4)		(1,036)
Net cash (used in) provided by investing activities	(2,120)		13,593
Cash flows from financing activities:
Net proceeds from exercise of stock options	0		1
Purchase of treasury shares	(1,356)		0
Borrowings on short-term debt	3,102		10,759
Payments on short-term debt	(5,535)		(13,391)
Borrowing on long-term obligations	0		427
Dividend payment	0		(47,325)
Payments on long-term obligations	0		(200)
Net cash used by financing activities	(3,789)		(49,729)
Effect of exchange rate changes on cash and cash equivalents	43		(1,061)
Net decrease in cash and cash equivalents	(4,661)		(40,344)
Cash and cash equivalents, beginning of year	40,609	[1]	83,716	[1]
Cash and cash equivalents, end of period	35,948		43,372
Supplemental disclosure of cash flow information:
Cash paid during year for interest — continuing operations	169		311
Cash paid during year for interest — discontinued operations	0		10
Cash paid during year for interest — Total	169		321
Cash paid during year for income taxes — continuing operations	0		(5)
Cash paid during year for income taxes — discontinued operations	0		3,127
Cash paid during year for income taxes — Total	$ 0		$ 3,122

[1] The Cash and cash equivalents at the beginning of the periods presented include $25,126 from discontinued operations for June 30, 2012.