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Discontinued Operations (Schedule of Operation and Assets and Liabilities Related to Discontinued Operations) (Details) - BDI [Member]	6 Months Ended
	Jun. 30, 2018 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue	$ 137,000
Cost of revenue	41,000
Gross margin	96,000
Operating expenses
Operating income	96,000
Income from discontinued operations, net of tax	$ 96,000

X

- Definition

Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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Amount of costs of goods sold attributable to disposal group, including, but not limited to, discontinued operation.

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