v2.4.0.6

Other Assets (Tables)

12 Months Ended

Dec. 31, 2011

Other Assets [Abstract]

Schedule Of Other Assets

		2011												2010												Weighted Average Life
		Cost				Accumulated Amortization				Net				Cost				Accumulated Amortization				Net
Intangible assets:
Technology licenses		$	44,827			$	(40,860	)		$	3,967			$	44,762			$	(39,763	)		$	4,999				12
Patents			6,503				(3,306	)			3,197				6,503				(2,655	)			3,848				10
Customer relationships			17,649				(6,901	)			10,748				17,649				(5,544	)			12,105				13
Goodwill			29,990				—				29,990				29,990				—				29,990
Other			1,161				—				1,161				1,161				—				1,161
Total intangible assets			100,130				(51,067	)			49,063				100,065				(47,962	)			52,103
Available-for-sale investments			30,113				—				30,113				—				—				—
Notes receivable from affiliate			2,383				—				2,383				3,575				—				3,575
Turnaround costs			86,728				(57,175	)			29,553				85,307				(49,864	)			35,443				5
Debt issuance costs			20,628				(8,989	)			11,639				17,930				(7,307	)			10,623				10
Other, net			22,502				(9,678	)			12,824				19,444				(9,940	)			9,504				5
Other assets, net		$	262,484			$	(126,909	)		$	135,575			$	226,321			$	(115,073	)		$	111,248

Available-For-Sale Investments

		December 31, 2011
		Cost				Gross Unrealized Gains				Gross Unrealized Losses (1)				Fair Value
Available-for-sale equity securities		$	28,265			$	1,981			$	(133	)		$	30,113

(1) All unrealized loss positions were held at a loss for less than 12 months.

X

- Definition

Tabular disclosure of available-for-sale securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt.

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Tabular disclosure of noncurrent assets.

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