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Property And Equipment, Identifiable Intangible Assets and Goodwill - Property and Equipment (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment, gross | $ 3,343,024 |  |  |  | $ 1,882,795 |  |  |  | $ 3,343,024 | $ 1,882,795 |
Less accumulated depreciation and amortization | (821,536) |  |  |  | (689,874) |  |  |  | (821,536) | (689,874) |
Property and Equipment, net | 2,521,488 |  |  |  | 1,192,921 |  |  |  | 2,521,488 | 1,192,921 |
Depreciation expense |  |  |  |  |  |  |  |  | 186,500 | 146,000 | $ 134,600
Operating income |  |  |  |  |  |  |  |  | 65,311 | (262,668) | (26,954)
Net income and operating income | (2,003) | $ (12,751) | $ (8,857) | $ (23,370) | (232,216) | $ (12,355) | $ (9,715) | $ (10,448) | (10,551) | (264,734) | (26,944)
(Loss) gain on disposition of assets |  |  |  |  |  |  |  |  |  | (400) | $ 100
Accounts payable and accrued liabilities |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Purchases of property and equipment |  |  |  |  |  |  |  |  | 7,900 | 14,600 |
Compression and treating equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment, gross | 3,239,831 |  |  |  | 1,799,151 |  |  |  | $ 3,239,831 | 1,799,151 |
Compression equipment, acquired new |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  |  |  |  |  |  |  | 25 years |  |
Furniture and fixtures |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment, gross | 1,129 |  |  |  | 780 |  |  |  | $ 1,129 | 780 |
Automobiles and vehicles |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment, gross | 32,490 |  |  |  | 41,796 |  |  |  | 32,490 | 41,796 |
Computer equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment, gross | 54,806 |  |  |  | 25,049 |  |  |  | 54,806 | 25,049 |
Buildings |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment, gross | 9,314 |  |  |  | 13,891 |  |  |  | $ 9,314 | 13,891 |
Estimated useful lives |  |  |  |  |  |  |  |  | 5 years |  |
Land |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment, gross | 77 |  |  |  | 77 |  |  |  | $ 77 | 77 |
Leasehold improvements |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment, gross | $ 5,377 |  |  |  | $ 2,051 |  |  |  | $ 5,377 | $ 2,051 |
Estimated useful lives |  |  |  |  |  |  |  |  | 5 years |  |
Minimum | Compression equipment, acquired used |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  |  |  |  |  |  |  | 5 years |  |
Minimum | Furniture and fixtures |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  |  |  |  |  |  |  | 3 years |  |
Minimum | Vehicles and computer equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  |  |  |  |  |  |  | 1 year |  |
Maximum | Compression equipment, acquired used |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  |  |  |  |  |  |  | 25 years |  |
Maximum | Furniture and fixtures |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  |  |  |  |  |  |  | 10 years |  |
Maximum | Vehicles and computer equipment |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Estimated useful lives |  |  |  |  |  |  |  |  | 10 years |  |
Predecessor |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
(Loss) gain on disposition of assets |  |  |  |  |  |  |  |  | $ (13,000) |  |
Adjustment | Estimated useful lives |  |  |  |  |  |  |  |  |  |  |
Property and Equipment |  |  |  |  |  |  |  |  |  |  |
Net income and operating income |  |  |  |  |  |  |  |  | $ 33,800 |  |
Basic and diluted earnings per common unit and Class B Unit (in dollars per unit) |  |  |  |  |  |  |  |  | $ 0.42 |  |

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