Condensed Consolidated Statements of Cash Flows (unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net loss	$ (7,524)	$ (5,573)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation and amortization	1,688	1,288
Share-based compensation expense	706	511
Provision for doubtful accounts	80	323
Deferred income taxes	346	(803)
Loss on disposition of property and equipment	0	18
Changes in operating assets and liabilities:
Accounts and other receivables	10,205	(4,308)
Inventories	(1,403)	(2,536)
Other assets	(7,253)	2,498
Accounts payable	170	1,571
Accrued liabilities	(2,409)	1,770
Income tax payable	88	(34)
Deferred revenue	2,899	2,438
Other current liabilities	98	(162)
Net cash used in operating activities	(2,309)	(2,999)
Cash flows from investing activities:
Purchases of property and equipment	(1,914)	(2,738)
Proceeds from sale of investments in unconsolidated entities	0	(53)
Investment in restricted time deposits	(187)	(4)
Net cash used in investing activities	(2,101)	(2,795)
Cash flows from financing activities:
Shares repurchased for tax withholdings on vesting of restricted stock awards	(15)	0
Purchase of treasury shares	0	(2,654)
Borrowings on short-term debt	17,528	7,085
Payments on short-term debt	(15,802)	(8,524)
Net cash provided by (used in) financing activities	1,711	(4,093)
Effect of exchange rate changes on cash and cash equivalents	(359)	97
Net decrease in cash and cash equivalents	(3,058)	(9,790)
Cash and cash equivalents, beginning of period	27,591	40,609
Cash and cash equivalents, end of period	24,533	30,819
Supplemental disclosure of cash flow information:
Cash paid during period for interest	247	215
Cash paid during period for income taxes	$ 638	$ 656