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Income Taxes (Tables)
 12 Months Ended
Dec. 31, 2018
Income Tax Disclosure [Abstract]  
Composition of Loss from Continuing Operations Before Income Taxes

(a) Composition of loss from continuing operations before income taxes is as follows:

 

   

Year ended

December 31,

 
    2018     2017  
Domestic   $ (2,087 )   $ (2,142 )
Foreign     —       —  
    $ (2,087 )   $ (2,142 )
Components of Income Tax Expense (Benefit)

Income tax expense consists of the following:

 

   

Year ended

December 31,

 
    2018     2017  
Current:                
Federal   $ —     $ —  
State and local     —       —  
Foreign     ―       41  
      ―       41  
Deferred:                
Federal     —       —  
State and local     —       —  
Foreign     —       —  
      —       —  
Total income tax expense   $ ―     $ 41  
Summary of Reconciliation Between Federal Tax Rate

Set forth below is a reconciliation between the federal tax rate and the Company’s effective income tax rates with respect to continuing operations:

 

   

Year ended

December 31,

  
    2018     2017  
Statutory Federal rates     21 %     34 %
Increase (decrease) in income tax rate resulting from:                
Tax on foreign activities     ―       (2 )
Other, net (primarily permanent differences)     ―       (1 )
Valuation allowance     (21 )%     (37 )
Effective income tax rates     ― %     (2 )%
Schedule of Deferred Tax Assets and Liabilities

(c) Analysis of Deferred Tax Assets and (Liabilities)

 

    As of December 31,  
    2018     2017  
Deferred tax assets (liabilities) consist of the following:                
Employee benefits and deferred compensation   $ 1,035     $ 1,089  
Investments and asset impairments     1,818       1,772  
Other temporary differences     (674 )     (686 )
Net operating loss and capital loss carryforwards     16,136       15,643  
      18,315       17,818  
Valuation allowance     (18,315 )     (17,818 )
Net deferred tax assets   $ —     $ —  
Summary of Tax Loss Carryforwards

As of December 31, 2018, the Company had various operating loss carryforwards expiring as follows:

 

Expiration   Federal     Capital Loss     State  
2023   $ —     $ 9,356     $ —  
2024 – 2031*     1,511       —       —  
2032 – 2037     58,549       —       14,898  
Unlimited     2,896       —       938  
Total   $ 62,956     $ 9,356     $ 15,836  

 

* The utilization of a portion of these net operating loss carryforwards is limited due to limits on utilizing net operating loss carryforwards under Internal Revenue Service regulations following a change in control.