Income Taxes (FASB ASC 740 Income Taxes) (Tables)

12 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Schedule of Deferred Tax Assets and Liabilities

The components of the net deferred tax assets and liabilities as of December 31, 2018 and 2017 consist of the following:

	(in thousands)
	December 31,
	2018			2017
Deferred tax assets:
Net operating losses	$	39,866		$	38,005
Amortization & depreciation		131			138
Accrued expenses		100			51
Stock compensation		191			120
Total deferred tax assets		40,288			38,314
Deferred tax liabilities:
Research and development costs		(127	)		(189	)
Deferred tax assets, net		40,161			38,125
Less: Valuation allowance		(40,161	)		(38,125	)
Deferred tax assets, net		—			—