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Business Segments (Tables)
12 Months Ended
Dec. 31, 2013
Business Segments  
Schedule of operating results and certain other financial data for the business segments

 

 

 
  2013   2012   2011  

Revenues

                   

Lime and limestone operations

  $ 128,003   $ 131,404   $ 129,704  

Natural gas interests

    5,762     7,121     12,878  
               

Total revenues

  $ 133,765   $ 138,525   $ 142,582  
               
               

Depreciation, depletion and amortization

                   

Lime and limestone operations

  $ 13,336   $ 13,559   $ 12,195  

Natural gas interests

    955     1,291     1,402  
               

Total depreciation, depletion and amortization

  $ 14,291   $ 14,850   $ 13,597  
               
               

Gross profit

                   

Lime and limestone operations

  $ 27,913   $ 29,499   $ 32,142  

Natural gas interests

    2,887     3,939     9,207  
               

Total gross profit

  $ 30,800   $ 33,438   $ 41,349  
               
               

Identifiable assets, at year end

                   

Lime and limestone operations

  $ 124,839   $ 130,059   $ 133,487  

Natural gas interests

    10,910     11,943     13,789  

Unallocated corporate assets and cash items

    51,777     32,244     55,797  
               

Total identifiable assets

  $ 187,526   $ 174,246   $ 203,073  
               
               

Capital expenditures

                   

Lime and limestone operations

  $ 8,863   $ 8,211   $ 7,696  

Natural gas interests

    58     81     1,717  
               

Total capital expenditures

  $ 8,921   $ 8,292   $ 9,413