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Commitments and Contingencies (Tables)
 12 Months Ended
Dec. 31, 2016
Commitments And Contingencies Disclosure [Abstract]  
Schedule of Estimated Contractual Commitments

 

 

 

Payments Due By Year

 

 

 

2017

 

 

2018

 

 

2019

 

 

2020

 

 

2021

 

 

Thereafter

 

Drilling rig commitments

 

$

85,269

 

 

$

—

 

 

$

—

 

 

$

—

 

 

$

—

 

 

$

—

 

Social payment obligations (1)

 

 

86,473

 

 

 

74

 

 

 

—

 

 

 

—

 

 

 

—

 

 

 

—

 

Delay rental payments (2)

 

 

5,243

 

 

 

3,388

 

 

 

3,575

 

 

 

3,595

 

 

 

3,595

 

 

 

7,492

 

Operating leases

 

 

2,309

 

 

 

2,369

 

 

 

2,405

 

 

 

2,454

 

 

 

2,501

 

 

 

671

 

Total

 

$

179,294

 

 

$

5,831

 

 

$

5,980

 

 

$

6,049

 

 

$

6,096

 

 

$

8,163

 

  

(1)

Includes our contractual payment obligations for social projects such as the Sonangol Research and Technology Center and academic scholarships for Angolan students that we agreed to pay in consideration for the Angolan government granting us the licenses to explore for and develop hydrocarbons offshore Angola.

 

(2)

Annual payments required to maintain our U.S. Gulf of Mexico leases from year to year.