Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Property and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
Property and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Property and Equipment
Total property and equipment	$ 3,361,058
Less accumulated depreciation	(87,648)
Property and equipment, net	3,273,410
Land
Property and Equipment
Total property and equipment	23,549
Gathering systems and facilities
Property and Equipment
Total property and equipment	2,375,241
Residual value	$ 0
Gathering systems and facilities \| Minimum
Property and Equipment
Estimated useful lives	40 years
Gathering systems and facilities \| Maximum
Property and Equipment
Estimated useful lives	50 years
Fresh water permanent buried pipelines and equipment
Property and Equipment
Total property and equipment	$ 602,230
Fresh water permanent buried pipelines and equipment \| Minimum
Property and Equipment
Estimated useful lives	10 years
Fresh water permanent buried pipelines and equipment \| Maximum
Property and Equipment
Estimated useful lives	20 years
Fresh water surface pipelines and equipment
Property and Equipment
Total property and equipment	$ 48,594
Fresh water surface pipelines and equipment \| Minimum
Property and Equipment
Estimated useful lives	1 year
Fresh water surface pipelines and equipment \| Maximum
Property and Equipment
Estimated useful lives	5 years
Landfill
Property and Equipment
Total property and equipment	$ 1,244
Heavy trucks and equipment
Property and Equipment
Total property and equipment	$ 6,617
Heavy trucks and equipment \| Minimum
Property and Equipment
Estimated useful lives	3 years
Heavy trucks and equipment \| Maximum
Property and Equipment
Estimated useful lives	5 years
Above ground storage tanks
Property and Equipment
Total property and equipment	$ 3,418
Above ground storage tanks \| Minimum
Property and Equipment
Estimated useful lives	5 years
Above ground storage tanks \| Maximum
Property and Equipment
Estimated useful lives	10 years
Construction-in-progress
Property and Equipment
Total property and equipment	$ 300,165
AMGP
Property and Equipment
Property and equipment, net		$ 0