Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References+ Details

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 19

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.22)

-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Other Comprehensive Income

-URI http://asc.fasb.org/extlink&oid=6519514

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.18)

-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 130

-Paragraph 10, 15

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 20

-Article 9

Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Net Income

-URI http://asc.fasb.org/extlink&oid=6518256

Reference 9: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Emerging Issues Task Force (EITF)

-Number 87-21

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 10: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 28, 29, 30

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 11: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585

Reference 12: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.19)

-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

Reference 13: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 45

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=20435746&loc=d3e565-108580

Reference 14: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph A7

-Appendix A

Reference 15: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 38

-Subparagraph a

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 16: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 38

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

Segment Reporting (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
Schedule of operations by geographic segment
Intercompany sales	$ 1,798	$ 2,379	$ 9,479	$ 7,513
Net sales	38,822	25,621	97,569	80,603
Segment net income (loss)	1,745	600	823	(744)
Depreciation and amortization	1,171	1,075	3,377	3,284
Total assets	134,101	121,112	134,101	121,112	128,556
Subtotal [Member]
Schedule of operations by geographic segment
Subtotal	40,620	28,000	107,048	88,116
Eliminations [Member]
Schedule of operations by geographic segment
Intercompany sales	(1,798)	(2,379)	(9,479)	(7,513)
Mobile communication [Member] \| United States [Member]
Schedule of operations by geographic segment
Subtotal	16,609	13,129	47,202	37,144
Mobile communication [Member] \| Canada [Member]
Schedule of operations by geographic segment
Subtotal	205	204	571	680
Mobile communication [Member] \| Europe [Member]
Schedule of operations by geographic segment
Subtotal	2,955	3,455	12,804	10,934
Mobile communication [Member] \| Other geographic areas [Member]
Schedule of operations by geographic segment
Subtotal	2,435	1,097	6,502	3,886
Guidance and stabilization [Member] \| United States [Member]
Schedule of operations by geographic segment
Subtotal	1,720	3,127	4,848	10,508
Guidance and stabilization [Member] \| Canada [Member]
Schedule of operations by geographic segment
Subtotal	2,718	2,296	7,925	6,608
Guidance and stabilization [Member] \| Europe [Member]
Schedule of operations by geographic segment
Subtotal	3,407	1,911	7,758	6,170
Guidance and stabilization [Member] \| Other geographic areas [Member]
Schedule of operations by geographic segment
Subtotal	8,773	402	9,959	4,673
Americas [Member]
Schedule of operations by geographic segment
Intercompany sales	1,577	2,079	8,208	6,696
Net sales	34,801	21,374	81,382	67,050
Segment net income (loss)	1,996	642	1,621	(641)
Depreciation and amortization	1,030	969	3,021	2,965
Total assets	114,039	104,390	114,039	104,390
Americas [Member] \| Subtotal [Member]
Schedule of operations by geographic segment
Subtotal	36,378	23,453	89,590	73,746
Americas [Member] \| Eliminations [Member]
Schedule of operations by geographic segment
Intercompany sales	(1,577)	(2,079)	(8,208)	(6,696)
Americas [Member] \| Mobile communication [Member] \| United States [Member]
Schedule of operations by geographic segment
Subtotal	16,609	13,129	47,202	37,144
Americas [Member] \| Mobile communication [Member] \| Canada [Member]
Schedule of operations by geographic segment
Subtotal	205	204	571	680
Americas [Member] \| Mobile communication [Member] \| Europe [Member]
Schedule of operations by geographic segment
Subtotal	99	55	342	258
Americas [Member] \| Mobile communication [Member] \| Other geographic areas [Member]
Schedule of operations by geographic segment
Subtotal	1,270	250	2,777	1,009
Americas [Member] \| Guidance and stabilization [Member] \| United States [Member]
Schedule of operations by geographic segment
Subtotal	1,720	3,127	4,848	10,508
Americas [Member] \| Guidance and stabilization [Member] \| Canada [Member]
Schedule of operations by geographic segment
Subtotal	2,718	2,296	7,925	6,608
Americas [Member] \| Guidance and stabilization [Member] \| Europe [Member]
Schedule of operations by geographic segment
Subtotal	3,407	1,911	7,758	6,170
Americas [Member] \| Guidance and stabilization [Member] \| Other geographic areas [Member]
Schedule of operations by geographic segment
Subtotal	8,773	402	9,959	4,673
Europe and Asia [Member]
Schedule of operations by geographic segment
Intercompany sales	221	300	1,271	817
Net sales	4,021	4,247	16,187	13,553
Segment net income (loss)	(251)	(42)	(798)	(103)
Depreciation and amortization	141	106	356	319
Total assets	20,062	16,722	20,062	16,722
Europe and Asia [Member] \| Subtotal [Member]
Schedule of operations by geographic segment
Subtotal	4,242	4,547	17,458	14,370
Europe and Asia [Member] \| Eliminations [Member]
Schedule of operations by geographic segment
Intercompany sales	(221)	(300)	(1,271)	(817)
Europe and Asia [Member] \| Mobile communication [Member] \| United States [Member]
Schedule of operations by geographic segment
Subtotal	0	0	0	0
Europe and Asia [Member] \| Mobile communication [Member] \| Canada [Member]
Schedule of operations by geographic segment
Subtotal	0	0	0	0
Europe and Asia [Member] \| Mobile communication [Member] \| Europe [Member]
Schedule of operations by geographic segment
Subtotal	2,856	3,400	12,462	10,676
Europe and Asia [Member] \| Mobile communication [Member] \| Other geographic areas [Member]
Schedule of operations by geographic segment
Subtotal	1,165	847	3,725	2,877
Europe and Asia [Member] \| Guidance and stabilization [Member] \| United States [Member]
Schedule of operations by geographic segment
Subtotal	0	0	0	0
Europe and Asia [Member] \| Guidance and stabilization [Member] \| Canada [Member]
Schedule of operations by geographic segment
Subtotal	0	0	0	0
Europe and Asia [Member] \| Guidance and stabilization [Member] \| Europe [Member]
Schedule of operations by geographic segment
Subtotal	0	0	0	0
Europe and Asia [Member] \| Guidance and stabilization [Member] \| Other geographic areas [Member]
Schedule of operations by geographic segment
Subtotal	$ 0	$ 0	$ 0	$ 0