Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2015

Fair Value Disclosures [Abstract]

Financial assets and liabilities measured at fair value on a recurring basis

The following fair value hierarchy table presents information about the Company’s financial assets and liabilities measured at fair value on a recurring basis:

(In thousands)	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Balance at March 31, 2015
Assets
Deferred compensation plan	$	13,322	$	—	$	—	$	13,322
Derivative contracts	—		50,716		83,325		134,041
Total assets	$	13,322	$	50,716	$	83,325	$	147,363
Liabilities
Deferred compensation plan	$	29,096	$	—	$	—	$	29,096
Total liabilities	$	29,096	$	—	$	—	$	29,096

(In thousands)	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Balance at December 31, 2014
Assets
Deferred compensation plan	$	13,115	$	—	$	—	$	13,115
Derivative contracts	—		51,645		85,958		137,603
Total assets	$	13,115	$	51,645	$	85,958	$	150,718
Liabilities
Deferred compensation plan	$	28,932	$	—	$	—	$	28,932
Total liabilities	$	28,932	$	—	$	—	$	28,932

Fair value of net financial assets and liabilities classified as level 3

The following table sets forth a reconciliation of changes in the fair value of financial assets and liabilities classified as Level 3 in the fair value hierarchy:

	Three Months Ended   March 31,
(In thousands)	2015			2014
Balance at beginning of period	$	85,958		$	(3,910	)
Total gains (losses) (realized or unrealized):
Realized and unrealized gains (losses) included in earnings	17,840			(62,285		)
Included in other comprehensive income	—			(56,458		)
Settlements	(20,473		)	62,285
Transfers in and/or out of Level 3	—			—
Balance at end of period	$	83,325		$	(60,368	)
Change in unrealized gains (losses) relating to assets and liabilities still held at the end of the period	$	(2,633	)	$	—

Carrying amounts and fair values of long-term debt

The carrying amounts and fair values of debt are as follows:

	March 31, 2015				December 31, 2014
(In thousands)	Carrying Amount		Estimated Fair Value		Carrying Amount		Estimated Fair Value
Debt	$	1,877,000	$	1,976,946	$	1,752,000	$	1,850,867