DISCONTINUED OPERATIONS - Summary of assets and liabilities reported as discontinued operations (Details 1) (Parentheticals) (Discontinued operations, BNI Solutions, Inc. Digilog, Inc. and DCX Systems, Inc., USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Discontinued operations | BNI Solutions, Inc. Digilog, Inc. and DCX Systems, Inc.
 
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]  
Allowance for doubtful accounts $ 600
Reserve for obsolescence $ 30