Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities:
Net loss	$ (767)	$ (4,190)
Adjustments to reconcile net loss to net cash provided by operating activities:
Change in allowance for doubtful accounts	(291)	(249)
Depreciation and amortization	3,953	3,232
Accretion on note payable - related party	98	98
Amortization of debt discount for the 6% secured promissory note issued in connection with the acquisition of StarTrak	9
Loss on disposition of other investment in Alanco	305
Stock-based compensation	1,065	1,630
Foreign exchange losses	17	7
Amortization of premium on marketable securities	1,041	759
Decrease in fair value of indemnification assets	47
Deferred income taxes	121
Dividend received in common stock from other investment	(84)	(28)
Gain on settlement of vendor liabilities		(220)
Impairment charge-net assets held for sale		3,306
Impairment charge-satellite network		6,509
Changes in operating assets and liabilities:
Accounts receivable	(1,756)	(1,091)
Inventories	359	(91)
Prepaid expenses and other assets	(51)	161
Accounts payable and accrued liabilities	266	(1,025)
Deferred revenue	(269)	(6,564)
Other liabilities	(88)	347
Net cash provided by operating activities of continuing operations	3,975	2,591
Net cash used in operating activities of discontinued operations		(26)
Net cash provided by operating activities	3,975	2,565
Cash flows from investing activities:
Capital expenditures	(5,937)	(5,056)
Purchases of marketable securities	(47,497)	(114,301)
Proceeds from maturities of marketable securities	81,146	82,013
Purchase of other investment		(1,356)
Acquisition of net assets of StarTrak, net of cash acquired of $322	1,876
Change in restricted cash	810	(50)
Net cash provided by (used in) investing activities of continuing operations	26,646	(38,750)
Net cash provided by investing activities of discontinued operations		48
Net cash provided by (used in) investing activities	26,646	(38,702)
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	302	413
Net increase (decrease) in cash and cash equivalents	30,699	(35,724)
Cash and cash equivalents:
Beginning of period	17,026	65,292
End of period	47,725	29,568
Cash paid for
Interest	83
Income taxes	25
Supplemental schedule of noncash investing and financing activities
Capital expenditures incurred not yet paid	701	1,545
Stock-based compensation included in capital expenditures	44	25
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	84	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
Series A convertible preferred stock dividend paid in-kind	$ 9