Schedule of Components of Income Tax Expense (Benefit) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Expected federal statutory tax expenses(benefit)			$ (645)	$ (740)
Increase (reduction) in taxes resulting from:
State income taxes			55	8
Non-deductible expenses (permanent differences)			22	31
Change in temporary differences:
Change in valuation allowance attributable to continuing operations			25,290	448
Rate changes			0	0
Other			0	(213)
Income tax expense (recovery)	$ 55	$ 387	$ 24,722	$ (466)