FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Mar. 31, 2013

Available-For-Sale Securities Measured at Fair Value

The following is a summary of our available-for-sale securities measured at fair value:

	Total at March 31, 2013		Level 1		Level 2		Level 3
	(Unaudited)
	(In thousands)
Mutual funds(1)	$	2,058	$	—	$	2,058	$	—
Commercial paper		7,496		—		7,496		—
Asset-backed securities and collateralized mortgage obligations(2)		8,381		—		2,224		6,157
Corporate notes and bonds(3)		1,001		—		1,001		—
Total	$	18,936	$	—	$	12,779	$	6,157
	Total at December 31, 2012		Level 1		Level 2		Level 3
	(In thousands)
Mutual funds	$	2,023	$	—	$	2,023	$	—
Commercial paper		29,737		—		29,737		—
Asset-backed securities and collateralized mortgage obligations		8,477		—		2,134		6,343
Corporate notes and bonds		5,755		—		5,755		—
Total	$	45,992	$	—	$	39,649	$	6,343

(1) Various U.S. equities and other investments managed under mutual funds

(2) Asset-backed and mortgage-backed securities with maturities of up to 26 years

(3) Corporate notes and bonds with maturities of three years or less

Changes in Level Three Instrument Measured on Recurring Basis

The following is a summary of the changes in our Level 3 instrument measured on a recurring basis for the three months ended March 31, 2013 and March 31, 2012:

	Three Months Ended March 31,
	2013			2012
	(Unaudited) (In thousands)
Balance at beginning of period	$	6,343		$	6,030
Total realized and unrealized gains		210			442
Principal repayments		(396	)		(295	)
Balance at end of period	$	6,157		$	6,177

Available-For-Sale Securities

The following is a summary of our available-for-sale securities:

	Twelve Months or Greater
	Fair Value		Unrealized Losses
	(Unaudited) (In thousands)
March 31, 2013
Mutual funds	$	2,058	$	—
Commercial paper		7,496		—
Asset-backed securities and collateralized mortgage obligations		8,381		(2,001	)
Corporate notes and bonds		1,001		—
Total	$	18,936	$	(2,001	)
	Twelve Months or Greater
	Fair Value		Unrealized Losses
	(Unaudited) (In thousands)
December 31, 2012
Mutual funds	$	2,023	$	—
Commercial paper		29,737		—
Asset-backed securities and collateralized mortgage obligations		8,477		(2,376	)
Corporate notes and bonds		5,755		—
Total	$	45,992	$	(2,376	)

Estimated Fair Values of Financial Instruments

The estimated fair values of certain of our financial instruments are as follows:

	March 31, 2013						December 31, 2012
	Carrying Amount			Fair Value			Carrying Amount			Fair Value
	(Unaudited)
	(In thousands)
Balance Sheet Instruments
Cash and cash equivalents	$	461,535		$	461,535		$	640,147		$	640,147
Restricted cash and cash equivalents	$	21,942		$	21,942		$	18,116		$	18,116
Investments	$	18,936		$	18,936		$	45,992		$	45,992
Debt	$	(101,213	)	$	(104,975	)	$	(102,708	)	$	(106,324	)
Forward contracts	$	3,818		$	3,818		$	21,434		$	21,434