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Income Taxes (Details 2) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Deferred tax assets:        
Tax intangibles basis greater than book basis $ 1,227 $ 1,214    
Allowance for doubtful accounts 30 20    
Unearned income 92 108    
Unfavorable management contract liability 28 63    
Federal and state net operating losses 22,866 22,672    
Other 80 8    
Accrued expenses 349 256    
Tax property basis greater than book basis 4,117 4,429    
Prepaid expenses (2,320) (1,158)    
Net deferred tax asset 26,469 27,612    
Valuation allowance (26,968) (27,022) $ (3,939) $ (3,920)
Net deferred liability $ (499)      
Net deferred tax asset   $ 590