Segment Disclosure (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2014		Jun. 30, 2013
Segment Reporting Information [Line Items]
Revenues	$ 15,039	[1]	$ 24,836	[1]	$ 32,830	[1]	$ 50,018	[1]
Gross Profit	7,520	[2]	11,955	[2]	16,167	[2]	23,731	[2]
Segment contribution margin	(4,192)		(245)		(7,913)		(3,444)
Litigation Charges	0		0		0		(3,452)
Restructuring charges	0		0		0		(2,522)
Interest and other income, net	(70)		(164)		(59)		120
Interest Expense, Other	(280)		(312)		(568)		(633)
Goodwill, Impairment Loss	(3,388)		0		(3,388)		0
Impairment of long-lived Assets, excluding NCI	(577)				(577)
Income Tax Expense (Benefit)	106		106		81		143
Net Loss Attributable to Parent	(8,613)		(827)		(12,586)		(10,074)
Grid [Member]
Segment Reporting Information [Line Items]
Revenues	6,058		13,439		12,925		26,857
Gross Profit	2,060	[2]	4,693	[2]	3,969	[2]	9,163	[2]
Segment contribution margin	(1,840)		(209)		(3,944)		(1,578)
IIoT [Member]
Segment Reporting Information [Line Items]
Revenues	8,981		11,397		19,905		23,161
Gross Profit	5,497	[2]	7,186	[2]	12,370	[2]	14,650	[2]
Segment contribution margin	1,231		3,000		3,951		6,064
Shared/ Corporate [Member]
Segment Reporting Information [Line Items]
Revenues	0		0		0		0
Gross Profit	0	[2]	0	[2]	0	[2]	0	[2]
Segment contribution margin	(3,160)		(3,197)		(6,614)		(6,708)
Stock compensation [Member]
Segment Reporting Information [Line Items]
Revenues	0		0		0		0
Gross Profit	(37)	[2]	76	[2]	(172)	[2]	(82)	[2]
Segment contribution margin	(423)		161		(1,306)		(1,222)
Adjustments to reconcile GAAP to reported amounts [Member]
Segment Reporting Information [Line Items]
Revenues	0		0		0		0
Segment contribution margin	0		0		0		0
Litigation Charges			0				3,452
Restructuring charges			0				2,522
Interest and other income, net	(70)		(164)		(59)		120
Interest Expense, Other	280		312		568		633
Goodwill, Impairment Loss	3,388				3,388
Impairment of long-lived Assets, excluding NCI	(577)	[3]			(577)	[3]
Income Tax Expense (Benefit)	$ 106		$ 106		$ 81		$ 143

[1] Includes related party amounts of $427 and $4,187 for the three months ended June 30, 2014 and 2013, respectively; and related party amounts of $1,976 and $6,077 for the six months ended June 30, 2014 and 2013, respectively. See Note 12 for additional information on related par

[2] 1 Represents unallocated share based compensation expenses considered in GAAP results as part of cost of revenues, but excluded from segment gross profit calculation as presented to the CODM. This amount has been presented to reconcile the segment gross profit to total gross profit presented in the Condensed Consolidated Statement of Operations.

[3] 2Represents loss on write down of assets, excluding the portion attributable to non-controlling interests.