Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands |
3 Months Ended | |
---|---|---|
Mar. 31, 2019 |
Mar. 31, 2018 |
|
Disaggregation of Revenue [Line Items] | ||
Total revenues from contracts with customers | $ 633,424 | $ 467,650 |
Gain on derivative instruments | 8,257 | 5,577 |
TOTAL OPERATING REVENUES | 641,681 | 473,227 |
Natural gas | ||
Disaggregation of Revenue [Line Items] | ||
Total revenues from contracts with customers | 633,174 | 412,108 |
Crude oil and condensate | ||
Disaggregation of Revenue [Line Items] | ||
Total revenues from contracts with customers | 0 | 48,722 |
Brokered natural gas | ||
Disaggregation of Revenue [Line Items] | ||
Total revenues from contracts with customers | 0 | 4,950 |
Other | ||
Disaggregation of Revenue [Line Items] | ||
Total revenues from contracts with customers | $ 250 | $ 1,870 |