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Accrued Liabilities (Tables)
9 Months Ended
Sep. 30, 2019
Accrued Liabilities  
Schedule of accrued liabilities

Accrued liabilities as of December 31, 2018 and September 30, 2019 consisted of the following items (in thousands):

    

December 31, 2018

    

September 30, 2019

Capital expenditures

$

113,237

 

83,963

Gathering, compression, processing, and transportation expenses

148,032

141,036

Marketing expenses

67,082

47,763

Interest expense, net

 

43,444

 

62,255

Other

 

93,275

 

57,709

$

465,070

 

392,726