v3.10.0.1
Property and Equipment (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Oct. 01, 2018
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2018
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Property and Equipment                    
Total property and equipment   $ 3,457,748       $ 2,974,922   $ 3,457,748 $ 2,974,922  
Less accumulated depreciation   (499,333)       (369,320)   (499,333) (369,320)  
Property and equipment, net   $ 2,958,415       2,605,602   2,958,415 2,605,602  
Depreciation               130,013 119,562 $ 99,861
Net income and comprehensive income               $ 585,944 $ 307,315 $ 236,703
Net income per limited partner unit - basic   $ 1.10 $ 0.44 $ 0.41 $ 0.43     $ 2.37 $ 1.28 $ 1.24
Net income per limited partner unit - diluted   $ 1.09 $ 0.44 $ 0.41 $ 0.43     $ 2.36 $ 1.28 $ 1.24
Impairment of property and equipment           23,000   $ 5,771 $ 23,431  
Gain on sale of assets–Antero Resources               $ 583    
Antero Resources                    
Property and Equipment                    
Percent of cost that Antero Resources is required to repurchase assets at               115.00%    
Change in Estimate                    
Property and Equipment                    
Depreciation               $ (18,000)    
Net income and comprehensive income               $ 18,000    
Net income per limited partner unit - basic               $ 0.10    
Net income per limited partner unit - diluted               $ 0.10    
Land                    
Property and Equipment                    
Total property and equipment   $ 18,649       15,382   $ 18,649 15,382  
Gathering systems and facilities                    
Property and Equipment                    
Estimated useful lives 50 years           20 years 50 years    
Total property and equipment   2,175,500       1,781,386   $ 2,175,500 1,781,386  
Fresh water permanent buried pipelines and equipment                    
Property and Equipment                    
Estimated useful lives               20 years    
Total property and equipment   523,488       472,810   $ 523,488 472,810  
Wastewater treatment facility                    
Property and Equipment                    
Estimated useful lives               30 years    
Total property and equipment   300,064           $ 300,064    
Interest cost capitalized               4,000 12,000 $ 4,000
Impairment of assets               $ 21,000    
Fresh water surface pipelines and equipment                    
Property and Equipment                    
Estimated useful lives               5 years    
Total property and equipment   62,683       46,139   $ 62,683 46,139  
Landfill                    
Property and Equipment                    
Total property and equipment   60,950           $ 60,950    
Heavy trucks and equipment                    
Property and Equipment                    
Estimated useful lives               5 years    
Total property and equipment   4,831           $ 4,831    
Above ground storage tanks                    
Property and Equipment                    
Estimated useful lives               10 years    
Total property and equipment   4,824       4,301   $ 4,824 4,301  
Construction-in-progress                    
Property and Equipment                    
Total property and equipment   $ 306,759       654,904   $ 306,759 654,904  
Construction-in-progress - wastewater treatment facility                    
Property and Equipment                    
Total property and equipment           $ 355,000     $ 355,000