Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2011

Stock-Based Compensation

Summary of stock option activity

					WEIGHTED-
			WEIGHTED-		AVERAGE	AGGREGATE
			AVERAGE		REMAINING	INTRINSIC
			EXERCISE		CONTRACTUAL	VALUE
	SHARES		PRICE		LIFE (in years)	(in thousands)
Options outstanding at January 1, 2010	3,693,697		$	36.43	3.1
Granted	846,000		23.30
Exercised	(131,424	)	7.59
Forfeited	(496,942	)	46.34
Options outstanding at September 30, 2010	3,911,331		$	33.30	3.0	$	2,292
Available for future grant	1,352,731
Total shares reserved at September 30, 2010	5,264,062
Options exercisable at September 30, 2010	2,735,868		$	38.04	2.6	$	1,342
Options outstanding at January 1, 2011	3,722,656		$	33.29	2.8
Granted	781,000		16.52
Exercised	(44,398	)	11.97
Forfeited	(362,420	)	51.77
Options outstanding at September 30, 2011	4,096,838		$	28.68	2.6	$	-
Available for future grant	3,273,544
Total shares reserved at September 30, 2011	7,370,382
Options exercisable at September 30, 2011	2,686,878		$	33.81	1.9	$	-

Summary of activity relating to restricted stock unit awards

	2011		2010
Restricted stock units at January 1	727,317		609,812
Shares awarded	305,000		404,000
Shares vested	(304,492	)	(225,496	)
Shares forfeited	(60,000	)	(50,999	)
Restricted stock units at September 30	667,825		737,317