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Oil and Gas Exploration and Production Industries Disclosures, Costs Incurred (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities [Line Items]      
Acquisition Costs of Properties - Unproved $ 3,216,634 [1] $ 133,857 $ 370,414
Acquisition Costs of Properties - Proved 749,023 [2] 480,617 139,101
Subtotal 3,965,657 614,474 509,515
Exploration Costs 165,751 252,692 395,973
Development Costs 2,313,876 [3] 4,061,117 [4] 6,999,281 [5]
Total 6,445,284 4,928,283 7,904,769
United States      
Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities [Line Items]      
Acquisition Costs of Properties - Unproved 3,216,598 [1] 133,801 365,915
Acquisition Costs of Properties - Proved 749,023 [2] 480,617 138,772
Subtotal 3,965,621 614,418 504,687
Exploration Costs 156,295 206,814 332,703
Development Costs 2,252,713 [3] 3,847,813 [4] 6,638,192 [5]
Total 6,374,629 4,669,045 7,475,582
Trinidad      
Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities [Line Items]      
Acquisition Costs of Properties - Unproved 0 [1] 0 0
Acquisition Costs of Properties - Proved 0 [2] 0 0
Subtotal 0 0 0
Exploration Costs 2,695 22,837 2,794
Development Costs 72,147 [3] 102,715 [4] 89,555 [5]
Total 74,842 125,552 92,349
Other International      
Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities [Line Items]      
Acquisition Costs of Properties - Unproved [6] 36 [1] 56 4,499
Acquisition Costs of Properties - Proved [6] 0 [2] 0 329
Subtotal [6] 36 56 4,828
Exploration Costs [6] 6,761 23,041 60,476
Development Costs [6] (10,984) [3] 110,589 [4] 271,534 [5]
Total [6] $ (4,187) $ 133,686 $ 336,838
[1] Includes non-cash unproved leasehold acquisition costs of $3,102 million related to the Yates transaction.
[2] Includes non-cash proved property acquisition costs of $732 million related to the Yates transaction.
[3] Includes Asset Retirement Costs of $25 million, $(3) million and $(42) million for the United States, Trinidad and Other International, respectively. Excludes other property, plant and equipment.
[4] Includes Asset Retirement Costs of $32 million, $15 million and $6 million for the United States, Trinidad and Other International, respectively. Excludes other property, plant and equipment.
[5] Includes Asset Retirement Costs of $149 million, $14 million and $33 million for the United States, Trinidad and Other International, respectively. Excludes other property, plant and equipment.
[6] Other International primarily consists of EOG's United Kingdom, China, Canada and Argentina operations. The Argentina operations were sold in the third quarter of 2016.