Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2013

Segment Reporting [Abstract]

Schedule of operations by geographic segment

The following table summarizes information regarding the Company’s operations by geographic segment:

	Sales Originating From
Three months ended September 30, 2013	Americas			Europe and Asia			Total
Mobile communications sales to the United States	$	21,270		$	299		$	21,569
Mobile communications sales to Canada	108			—			108
Mobile communications sales to Europe	181			4,622			4,803
Mobile communications sales to other geographic areas	1,001			1,532			2,533
Guidance and stabilization sales to the United States	2,026			—			2,026
Guidance and stabilization sales to Canada	3,700			—			3,700
Guidance and stabilization sales to Europe	1,437			—			1,437
Guidance and stabilization sales to other geographic areas	4,040			—			4,040
Intercompany sales	746			549			1,295
Subtotal	34,509			7,002			41,511
Eliminations	(746		)	(549		)	(1,295		)
Net sales	$	33,763		$	6,453		$	40,216
Segment net income (loss)	$	1,687		$	(301	)	$	1,386
Depreciation and amortization	$	1,117		$	408		$	1,525
Total assets	$	132,415		$	48,612		$	181,027

	Sales Originating From
Three months ended September 30, 2012	Americas			Europe and Asia			Total
Mobile communications sales to the United States	$	16,609		$	—		$	16,609
Mobile communications sales to Canada	205			—			205
Mobile communications sales to Europe	99			2,856			2,955
Mobile communications sales to other geographic areas	1,270			1,165			2,435
Guidance and stabilization sales to the United States	1,720			—			1,720
Guidance and stabilization sales to Canada	2,718			—			2,718
Guidance and stabilization sales to Europe	3,407			—			3,407
Guidance and stabilization sales to other geographic areas	8,773			—			8,773
Intercompany sales	1,577			221			1,798
Subtotal	36,378			4,242			40,620
Eliminations	(1,577		)	(221		)	(1,798		)
Net sales	$	34,801		$	4,021		$	38,822
Segment net income (loss)	$	1,996		$	(251	)	$	1,745
Depreciation and amortization	$	1,118		$	514		$	1,632
Total assets	$	114,039		$	20,062		$	134,101

	Sales Originating From
Nine months ended September 30, 2013	Americas			Europe and Asia			Total
Mobile communication sales to the United States	$	58,767		$	476		$	59,243
Mobile communication sales to Canada	391			—			391
Mobile communication sales to Europe	409			12,903			13,312
Mobile communication sales to other geographic areas	2,566			3,660			6,226
Guidance and stabilization sales to the United States	4,889			—			4,889
Guidance and stabilization sales to Canada	11,583			—			11,583
Guidance and stabilization sales to Europe	5,895			—			5,895
Guidance and stabilization sales to other geographic areas	21,801			—			21,801
Intercompany sales	3,286			1,383			4,669
Subtotal	109,587			18,422			128,009
Eliminations	(3,286		)	(1,383		)	(4,669		)
Net sales	$	106,301		$	17,039		$	123,340
Segment net income (loss)	$	5,302		$	(404	)	$	4,898
Depreciation and amortization	$	3,391		$	910		$	4,301
Total assets	$	132,415		$	48,612		$	181,027

	Sales Originating From
Nine months ended September 30, 2012	Americas			Europe and Asia			Total
Mobile communication sales to the United States	$	47,202		$	—		$	47,202
Mobile communication sales to Canada	571			—			571
Mobile communication sales to Europe	342			12,462			12,804
Mobile communication sales to other geographic areas	2,777			3,725			6,502
Guidance and stabilization sales to the United States	4,848			—			4,848
Guidance and stabilization sales to Canada	7,925			—			7,925
Guidance and stabilization sales to Europe	7,758			—			7,758
Guidance and stabilization sales to other geographic areas	9,959			—			9,959
Intercompany sales	8,208			1,271			9,479
Subtotal	89,590			17,458			107,048
Eliminations	(8,208		)	(1,271		)	(9,479		)
Net sales	$	81,382		$	16,187		$	97,569
Segment net income (loss)	$	1,621		$	(798	)	$	823
Depreciation and amortization	$	3,021		$	356		$	3,377
Total assets	$	114,039		$	20,062		$	134,101