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DISCONTINUED OPERATIONS - Summary of assets and liabilities reported as discontinued operations (Parentheticals) (Details 1) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2013
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Dec. 31, 2012
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| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||
| Inventory, net of reserve for obsolescence | $ 8,315 | $ 7,363 |
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Discontinued operation | BNI Solutions, Inc. Digilog, Inc. and DCX Systems, Inc
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| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | ||
| Allowance for doubtful accounts | 600 | 16 |
| Inventory, net of reserve for obsolescence | $ 30 | $ 30 |