Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash flows from operating activities:
Net loss	$ (1,302)	$ (3,774)
Adjustments to reconcile net loss to net cash provided by operating activities:
Change in allowance for doubtful accounts	(46)	(232)
Depreciation and amortization	2,550	2,301
Accretion on note payable - related party	66	66
Amortization of debt discount for the 6% secured promissory note issued in connection with the acquisition of StarTrak	3
Loss on disposition of other investment in Alanco	305
Stock-based compensation	659	1,024
Foreign exchange (gains) losses	(10)	83
Amortization of premium on marketable securities	801	384
Deferred income taxes	65
Gain on settlement of vendor liabilities		(220)
Dividend received in common stock from other investment	(84)
Impairment charge-net assets held for sale		3,261
Changes in operating assets and liabilities:
Accounts receivable	(2,223)	(621)
Inventories	119	11
Prepaid expenses and other assets	(24)	(50)
Accounts payable and accrued liabilities	(315)	(803)
Deferred revenue	(85)	(359)
Other liabilities	(61)
Net cash provided by operating activities of continuing operations	418	1,071
Net cash provided by operating activities of discontinued operations		23
Net cash provided by operating activities	418	1,094
Cash flows from investing activities:
Capital expenditures	(3,844)	(2,655)
Purchases of marketable securities	(47,497)	(91,800)
Proceeds from maturities of marketable securities	59,810	45,070
Purchase of other investment		(1,356)
Acquisition of net assets of StarTrak, net of cash acquired of $321	(1,876)
Change in restricted cash	810	(50)
Net cash provided by (used in) investing activities of continuing operations	7,403	(50,791)
Cash flows from financing activities:
Principal payment of note payable	(200)
Payment upon exercise of SARs	(24)
Net cash used in financing activities	(224)
Effect of exchange rate changes on cash and cash equivalents	95	34
Net increase (decrease) in cash and cash equivalents	7,692	(49,663)
Cash and cash equivalents:
Beginning of period	17,026	65,292
End of period	24,718	15,629
Noncash investing and financing activities:
Capital expenditures incurred not yet paid	806	1,260
Stock-based compensation included in capital expenditures	29	14
Accounts receivable exchanged and deferred credit issued as part of consideration for other investment		894
Gateway and components recorded in inventory in prior years and used for construction under satellite network and other equipment	53	129
Common stock issued as a form of payment for bonus	125
6% secured promissory note issued in connection with the acquisition of StarTrak	3,812
Series A convertible preferred stock issued in connection with the acquisition of StarTrak	1,834
Common stock issued in connection with the acquisition of StarTrak	8,349
Cost method investment in Alanco delivered back to Alanco in connection with the acquisition of StarTrak	$ 2,050