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Shareholders' Equity And Accumulated Other Comprehensive Income (Tables)
 9 Months Ended
Sep. 30, 2016
Shareholders’ equity:  
Shareholders Equity
(in thousands, except         Accumulated  
Share amounts) Common Common Additional   Other Total
  Stock Stock Paid-in Accumulated Comprehensive Shareholders’
  Shares Amount Capital Deficit Income Equity
Balance at December 31, 2015 39,169,189 $392 $55,063  $(37,691) $111  $17,875 
             
Stock option expense -    -    2  -    -    2 
Purchase of shares for cancellation (174,000) (2) (81) -    -    (83)
Net loss -    -    -    (489) -    (489)

Net unrealized gain on 

marketable equity securities

 -    -    -    -    107  107 
Balance at March 31, 2016 38,995,189 $390 $54,984  $(38,180) $218 $17,412 
             
Stock option expense -    -    29  -    -    29 
Purchase of shares for cancellation (232,000) (2) (116) -    -    (118)
Net loss -    -    -    (162) -    (162)

Net unrealized gain on 

marketable equity securities

 -    -    -    -    296  296 
Balance at June 30, 2016 38,763,189 $388 $54,897  $(38,342) $514  $17,457 
             
Stock option expense     939      939 
Purchase of shares for cancellation (18,000) (1) (12)     (13)
Net loss       (1,119)   (1,119)

Net unrealized gain on 

marketable equity securities

         46  46 
Balance at September 30, 2016 38,745,189 $387 $55,824  $(39,461) $560  $17,310