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Decommissioning and Other Asset Retirement Obligations
3 Months Ended
Mar. 31, 2013
Notes to Financial Statements [Abstract]  
Decommissioning and Other Asset Retirement Obligations
NOTE D - DECOMMISSIONING AND OTHER ASSET RETIREMENT OBLIGATIONS
 
The large majority of our asset retirement obligations consists of the future well abandonment and decommissioning costs for offshore oil and gas properties and platforms owned by our Maritech subsidiary, including the decommissioning and debris removal costs associated with one remaining offshore platform previously destroyed by hurricanes. The amount of decommissioning liabilities recorded by Maritech is reduced by amounts allocable to joint interest owners. The changes in the asset retirement obligations during the three month period ended March 31, 2013, are as follows:
 
 
Three Months Ended
 
March 31, 2013
 
(In Thousands)
 
 
 
 
Beginning balance for the period, as reported
$
94,921
 
Activity in the period:
 
 
 
Accretion of liability
 
165
 
Revisions in estimated cash flows
 
9,288
 
Settlement of retirement obligations
 
(25,660
)
Ending balance as of March 31
$
78,714
 
 
 
 
 
 
Revisions in estimated cash flows during the first quarter of 2013 resulted primarily from additional work incurred and anticipated to be required on Maritech's offshore oil and gas properties.