FINANCIAL INSTRUMENTS (Tables)

12 Months Ended

Dec. 31, 2011

Schedule of fair values of the financial instruments

	December 31, 2011						December 31, 2010

	Carrying Value			Fair Value			Carrying Value			Fair Value
	(In thousands)
Assets:
Cash and cash equivalents	$	704,153		$	704,153		$	742,099		$	742,099
Marketable securities		165,695			165,695			563,997			563,997
Auction rate securities		5,870			5,870			13,100			13,100
Long-term marketable equity securities		74,691			74,691			—			—
Notes receivable		3,424			3,058			3,316			2,818
Liabilities:
Contingent consideration arrangement		(10,000	)		(10,000	)		—			—
Long-term debt		(95,844	)		(93,339	)		(95,844	)		(83,363	)
Guarantee of an equity method investee's debt		(5,000	)		(5,000	)		—			—
Letters of credit and surety bond		N/A			(312	)		N/A			(362	)

- Definition

Tabular disclosure of the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments, assets, and liabilities. Such certain disclosures about the financial instruments, assets, and liabilities include: (1) the fair value of the required items together with their carrying amounts (as appropriate) and (2) the methodology and assumptions used in developing such estimates of fair value.

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