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v3.20.2

DERIVATIVE AND HEDGING ACTIVITIES - Narratives - (Details) $ in Millions | 1 Months Ended | 2 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Jul. 31, 2020 USD ($) $ / bbl bbl | Oct. 31, 2019 | Dec. 31, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 USD ($) | Jun. 30, 2019 | Dec. 31, 2019
Derivative and hedging activities |  |  |  |  |  |  |  |
Financial Designation, Predecessor and Successor [Fixed List] |  | Successor | Successor | Successor | Predecessor | Successor | Predecessor | Successor
Net gain (loss) on derivative contracts |  |  |  |  |  |  |  |
Derivative and hedging activities |  |  |  |  |  |  |  |
Proceeds from termination of derivative contract | $ |  |  |  |  |  | $ 16.3 |  |
Subsequent event |  |  |  |  |  |  |  |
Derivative and hedging activities |  |  |  |  |  |  |  |
Proceeds from termination of derivative contract | $ | $ 3.2 |  |  |  |  |  |  |
Volume of derivative terminated | bbl | 782,000 |  |  |  |  |  |  |
Subsequent event | Crude oil |  |  |  |  |  |  |  |
Derivative and hedging activities |  |  |  |  |  |  |  |
Volume in Bbl's | bbl | 782,000 |  |  |  |  |  |  |
Subsequent event | Put options | Crude oil |  |  |  |  |  |  |  |
Derivative and hedging activities |  |  |  |  |  |  |  |
Floors (in dollars per Bbl's | 42.10 |  |  |  |  |  |  |
Subsequent event | Collars | Crude oil |  |  |  |  |  |  |  |
Derivative and hedging activities |  |  |  |  |  |  |  |
Floors (in dollars per Bbl's | 42.10 |  |  |  |  |  |  |
Ceilings (in dollars per Bbl's) | 49.02 |  |  |  |  |  |  |

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- Definition Indicates designation of financial information when substantially all business or separately identifiable line of business transfers from one entity to another entity. Acceptable values are "Predecessor" and "Successor". + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 45 -Paragraph 27 -URI http://asc.fasb.org/extlink&oid=116635682&loc=SL2890601-112764 + Details
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