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Fair Value Measurements (Tables)
 9 Months Ended
Sep. 30, 2014
Fair Value Disclosures [Abstract]  
Recurring Fair Value Measurements
The following tables set forth our recurring fair value measurements:
 
September 30, 2014
 
Level 2
 
Level 3
 
Gross Amounts
 
Effect of Netting
 
Net Amounts Presented
 
(In thousands)
Financial assets (liabilities):
 
 
 
 
 
 
 
 
 
Commodity derivatives:
 
 
 
 
 
 
 
 
 
Assets
$
4,114

 
$
630

 
$
4,744

 
$
(39
)
 
$
4,705

Liabilities
—

 
(39
)
 
(39
)
 
39

 
—

 
$
4,114

 
$
591

 
$
4,705

 
$
—

 
$
4,705

 
December 31, 2013
 
Level 2
 
Level 3
 
Gross Amounts
 
Effect of Netting
 
Net Amounts Presented
 
(In thousands)
Financial assets (liabilities):
 
 
 
 
 
 
 
 
 
Commodity derivatives:
 
 
 
 
 
 
 
 
 
Assets
$
1,978

 
$
20

 
$
1,998

 
$
(1,483
)
 
$
515

Liabilities
(4,429
)
 
(2,615
)
 
(7,044
)
 
1,483

 
(5,561
)
 
$
(2,451
)
 
$
(2,595
)
 
$
(5,046
)
 
$
—

 
$
(5,046
)
Reconciliations Of Level 3 Fair Value Measurements
The following tables are reconciliations of our level 3 fair value measurements: 
 
Commodity Collars
 
Three Months Ended
 
Nine Months Ended
 
September 30,
 
September 30,
 
2014
 
2013
 
2014
 
2013
 
(In thousands)
Beginning of period
$
(6,081
)
 
$
1,446

 
$
(2,595
)
 
$
(595
)
Total gains or losses (realized and unrealized):
 
 
 
 
 
 
 
Included in earnings (1)
5,785

 
(3,949
)
 
(2,043
)
 
(2,544
)
Included in other comprehensive income (loss)
—

 
(119
)
 
—

 
(119
)
Settlements
887

 
—

 
5,229

 
636

End of period
$
591

 
$
(2,622
)
 
$
591

 
$
(2,622
)
Total gains (losses) for the period included in earnings attributable to the change in unrealized gain relating to assets still held at end of period
$
6,672

 
$
(3,949
)
 
$
3,186

 
$
(1,908
)
_______________________
(1)
Commodity collars are reported in the Unaudited Condensed Consolidated Statements of Income in oil and natural gas revenues (for cash flow hedges) and gain (loss) on derivatives not designated as hedges and hedge ineffectiveness, net, respectively.
Schedule Of Quantitative Information About Unobservable Inputs
The following table provides quantitative information about our Level 3 unobservable inputs at September 30, 2014:
Commodity (1)
Fair Value
Valuation Technique
Unobservable Input
Range
 
(In thousands)
 
 
 
Oil collars
$
630

Discounted cash flow
Forward commodity price curve
$0.14 - $3.61
Natural gas collar
$
(39
)
Discounted cash flow
Forward commodity price curve
$0.00 - $0.16
 _______________________
(1)
The commodity contracts detailed in this category include non-exchange-traded crude oil and natural gas collars that are valued based on NYMEX. The forward pricing range represents the low and high price expected to be paid or received within the settlement period.