Cash, Cash Equivalents, And Marketable Securities (Tables)

6 Months Ended

Jun. 30, 2011

Cash, Cash Equivalents, And Marketable Securities

Cash, Cash Equivalents, And Marketable Securities

	June 30, 2011		December 31, 2010
	(In thousands)
Cash	$	81,166	$	106,270
Money market funds		241,084		648,054
Time deposits		901,889		803,797
Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies		81,808		359,160
Corporate debt securities		92,777		141,338
Debt securities issued by foreign governments		—		5,040
Total	$	1,398,724	$	2,063,659
Included in Cash and cash equivalents	$	1,220,165	$	1,559,628
Included in Marketable securities	$	174,585	$	501,238
Included in Other assets (Restricted cash)	$	3,974	$	2,793

Unrealized Gains And Losses, And Fair Value Of Debt And Equity Securities

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
	(In thousands)
As of June 30, 2011:
Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies	$	80,809	$	1,003	$	(4	)	$	81,808
Corporate debt securities		91,761		1,016		—			92,777
Total fixed income securities	$	172,570	$	2,019	$	(4	)	$	174,585
Included in Marketable securities								$	174,585
As of December 31, 2010:
Debt securities issued by the U.S. Treasury and other U.S. government corporations and agencies	$	357,135	$	2,524	$	(499	)	$	359,160
Corporate debt securities		140,009		1,329		—			141,338
Debt securities issued by foreign governments		5,038		2		—			5,040
Total fixed income securities	$	502,182	$	3,855	$	(499	)	$	505,538
Included in Cash and cash equivalents								$	4,300
Included in Marketable securities								$	501,238

Investments Classified By Contractual Maturity Date

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
	(In thousands)
Due within one year	$	42,132	$	247	$	—		$	42,379
Due after one year through three years		130,438		1,772		(4	)		132,206
Total	$	172,570	$	2,019	$	(4	)	$	174,585