XML 73 R39.htm IDEA: XBRL DOCUMENT v3.20.1
Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2020
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, 2020
 
December 31, 2019
Commodity derivative contracts, net
$
2

 
$
(667
)

 
March 31, 2020
 
December 31, 2019
 
Carrying
Value
 
Fair
Value
 
Carrying
Value
 
Fair
Value
2021 Notes
$
364,124

 
$
146,825

 
$
373,374

 
$
343,470