XML 32 R14.htm IDEA: XBRL DOCUMENT v2.4.0.6
Asset Retirement Obligation
12 Months Ended
Dec. 31, 2011
Asset Retirement Obligation [Abstract]  
Asset Retirement Obligation
Note 8.   Asset Retirement Obligation

The Company has a non-cash asset and corresponding liability for the present value of the estimated asset retirement obligation associated with certain equipment.  The asset is depreciated over the estimated remaining useful life while the liability accretes to the amount of the estimated retirement obligation.

The following is a summary of the change in the carrying amount of the asset retirement obligation, the net book value of the asset related to the retirement obligation and the related depreciation expense recorded.

   
2011
  
2010
 
Asset retirement obligation balance at beginning of year
 $805  $772 
Liabilities (non-current) incurred
  -   - 
Liabilities settled
  -   - 
Accretion expense - cost of goods sold
  34   33 
Asset retirement obligation balance at end of year
 $839  $805 
          
Net book value of asset retirement obligation asset at end of year
 $448  $520 
          
Depreciation expense
 $72  $72