Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2015

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 December 31, 2015
Assets
Deferred compensation plan	$	12,921	$	—	$	—	$	12,921
Total assets	$	12,921	$	—	$	—	$	12,921
Liabilities
Deferred compensation plan	$	22,371	$	—	$	—	$	22,371
Total liabilities	$	22,371	$	—	$	—	$	22,371



(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 instruments	—		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 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:



	Year Ended December 31,
(In thousands)	2015			2014			2013
Balance at beginning of period	$	85,958		$	(3,910	)	$	41,159
Total gains (losses) (realized or unrealized):
Included in earnings	32,864			35,067			52,733
Included in other comprehensive income	—			3,755			(45,069		)
Settlements	(118,822		)	51,046			(52,733		)
Transfers in and/or out of level 3	—			—			—
Balance at end of period	$	—		$	85,958		$	(3,910	)

Change in unrealized gains (losses) relating to assets and liabilities still held at the end of the period	$	—		$	85,958		$	—

Carrying amounts and fair values of long-term debt

The carrying amount and fair value of debt is as follows:



	December 31, 2015						December 31, 2014
(In thousands)	Carrying Amount			Estimated Fair Value			Carrying Amount		Estimated Fair Value
Debt	$	2,025,000		$	1,848,391		$	1,752,000	$	1,850,867
Current maturities	(20,000		)	(20,378		)	—		—
Long-term debt, excluding current maturities	$	2,005,000		$	1,828,013		$	1,752,000	$	1,850,867