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Fair Value Measurements (Tables)
9 Months Ended
Sep. 30, 2021
Fair Value Disclosures [Abstract]  
Recurring Fair Value Measurements
The following tables set forth our recurring fair value measurements:
September 30, 2021
 Level 2Level 3Effect
of Netting
Net Amounts Presented
 (In thousands)
Financial assets (liabilities):
Commodity derivatives:
Assets$— $— $— $— 
Liabilities(88,031)— — (88,031)
Total commodity derivatives$(88,031)$— $— $(88,031)

December 31, 2020
 Level 2Level 3Effect
of Netting
Net Amounts Presented
 (In thousands)
Financial assets (liabilities):
Commodity derivatives:
Assets$3,436 $— $(3,436)$— 
Liabilities(9,142)— 3,436 (5,706)
Total commodity derivatives$(5,706)$— $— $(5,706)
Reconciliations Of Level 3 Fair Value Measurements
Predecessor
Two Months Ended August 31, 2020Eight Months Ended August 31, 2020
 (In thousands)
Beginning of period$843 $1,204 
Total gains or losses (realized and unrealized):
Included in earnings (1)
(405)872 
Settlements(438)(2,076)
End of period$— $— 
Total losses for the period included in earnings attributable to the change in unrealized gain (loss) relating to assets still held at end of period$(843)$(1,204)
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1.Commodity derivative activity is reported in the unaudited condensed consolidated statements of operations in gain (loss) on derivatives.