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Accounts Payable and Accrued Expenses (Tables)
12 Months Ended
Dec. 31, 2013
Accounts Payable and Accrued Liabilities, Current [Abstract]  
Accounts Payable and Accrued Expenses
Accounts payable and accrued expenses consist of the following (in thousands):
 
December 31,
 
2013
 
2012
Accounts payable and other accrued expenses
$
341,008

 
$
461,067

Accrued interest
80,740

 
92,125

Production payable
127,647

 
97,245

Drilling advances
184,203

 
68,742

Payroll and benefits
59,785

 
29,811

Convertible perpetual preferred stock dividends
16,572

 
16,572

Related party
2,533

 
982

Total accounts payable and accrued expenses
$
812,488

 
$
766,544