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Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2021
Fair Value Disclosures [Abstract]  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis
Assets and liabilities measured at fair value on a recurring basis are summarized below:
Level 2
March 31, 2021December 31, 2020
Commodity derivative contracts, net$12 $(207)
March 31, 2021December 31, 2020
Carrying
Value
Fair
Value
Carrying
Value
Fair
Value
2021 Notes$— $— $28,790 $28,581 
2024 Notes$50,459 $56,033 $50,173 $55,214 
2025 Notes$290,354 $299,239 $290,250 $288,692 
Total$340,813 $355,272 $369,213 $372,487