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RESTRUCTURING AND RELATED CHARGES Schedule of Restructuring Reserves by Type (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2013
GridSense - Legal Entity [Member]
 
Restructuring Cost and Reserve [Line Items]  
Restructuring Reserve $ 0
Restructuring, Settlement and Impairment Provisions 594
Restructuring Reserve, Settled with Cash (281)
Restructuring Reserve, Settled without Cash (191)
Restructuring Reserve 122
GridSense - Legal Entity [Member] | Employee Severance [Member]
 
Restructuring Cost and Reserve [Line Items]  
Restructuring Reserve 0
Restructuring, Settlement and Impairment Provisions 302
Restructuring Reserve, Settled with Cash (207)
Restructuring Reserve, Settled without Cash 0
Restructuring Reserve 95
GridSense - Legal Entity [Member] | Other Restructuring [Member]
 
Restructuring Cost and Reserve [Line Items]  
Restructuring Reserve 0
Restructuring, Settlement and Impairment Provisions 101
Restructuring Reserve, Settled with Cash (74)
Restructuring Reserve, Settled without Cash 0
Restructuring Reserve 27
GridSense - Legal Entity [Member] | Inventory and fixed asset impairments in restructuring [Member]
 
Restructuring Cost and Reserve [Line Items]  
Restructuring Reserve 0
Restructuring, Settlement and Impairment Provisions 191
Restructuring Reserve, Settled with Cash 0
Restructuring Reserve, Settled without Cash (191)
Restructuring Reserve 0
OmniMetrix - Legal Entity [Member]
 
Restructuring Cost and Reserve [Line Items]  
Restructuring Reserve 0
Restructuring, Settlement and Impairment Provisions 772
Restructuring Reserve, Settled with Cash (37)
Restructuring Reserve, Settled without Cash (415)
Restructuring Reserve 320
OmniMetrix - Legal Entity [Member] | Employee Severance [Member]
 
Restructuring Cost and Reserve [Line Items]  
Restructuring Reserve 0
Restructuring, Settlement and Impairment Provisions 155
Restructuring Reserve, Settled with Cash (37)
Restructuring Reserve, Settled without Cash 0
Restructuring Reserve 118
OmniMetrix - Legal Entity [Member] | Other Restructuring [Member]
 
Restructuring Cost and Reserve [Line Items]  
Restructuring Reserve 0
Restructuring, Settlement and Impairment Provisions 202
Restructuring Reserve, Settled with Cash 0
Restructuring Reserve, Settled without Cash 0
Restructuring Reserve 202
OmniMetrix - Legal Entity [Member] | Inventory and fixed asset impairments in restructuring [Member]
 
Restructuring Cost and Reserve [Line Items]  
Restructuring Reserve 0
Restructuring, Settlement and Impairment Provisions 415
Restructuring Reserve, Settled with Cash 0
Restructuring Reserve, Settled without Cash (415)
Restructuring Reserve $ 0