Income Taxes (Statutory Federal Income Tax Rate) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Amount
Federal income tax benefit (expense)	$ (1,159)	$ 778	$ (1,124)
State income tax benefit (expense), net of federal income tax effect	(132)	90	(125)
Valuation allowance	1,282	(833)	1,644
State deferred tax adjustment	9	(35)	(375)
Benefit for income taxes from operations	$ 0	$ 0	$ 20
Rate
Federal income tax benefit (expense) (percent)	35.00%	35.00%	35.00%
State income tax benefit (expense), net of federal income tax effect (percent)	4.00%	4.00%	4.00%
Valuation allowance (percent)	(39.00%)	(37.00%)	(50.00%)
State deferred tax adjustment (percent)	0.00%	(2.00%)	11.00%
Benefit applicable to income (loss) from continuing operations (percent)	0.00%	0.00%	0.00%

Income Tax Reconciliation, State Deferred Tax Adjustment

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