Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash flows from operating activities:
Net earnings (loss)	$ (213)	$ 1,841
Adjustments to reconcile net earnings to net cash provided by operating activities:
Provision for doubtful accounts	(17)	211
Provision for obsolete inventory	(39)	10
Provision for warranty	(195)	260
Depreciation and amortization	813	681
Equity in (income) loss of joint venture	(95)	118
Loss on forward contracts	145	188
(Gain) loss on disposal or transfer of assets	(8)	5
Deferred income taxes	(400)	197
Share-based compensation expense	200	220
Changes in operating assets and liabilities:
Accounts, unbilled and notes receivable	5,977	12,540
Inventories	818	(2,339)
Other current assets	98	1,508
Accounts payable	(3,781)	(7,778)
Accrued expenses	(1,618)	(1,095)
Customer deposits/deferred revenue	(353)	(1,283)
Current income taxes	(2,382)	331
Other assets	(90)	56
Net cash (used in) provided by operating activities	(1,140)	5,671
Cash Flows from investing activities:
Capital expenditures	(536)	(197)
Proceeds from sale of assets	56	2
Net cash used in investing activities	(480)	(195)
Cash flows from financing activities:
Excess tax benefits from share-based arrangements	(6)	(11)
Proceeds from employee stock purchase plan		3
Net cash used in financing activities	(6)	(8)
Effect of exchange rate changes on cash and cash equivalents	(262)	(515)
Net increase (decrease) in cash and cash equivalents	(1,888)	4,953
Cash and cash equivalents at beginning of period	28,791	40,168
Cash and cash equivalents at end of period	$ 26,903	$ 45,121