Note 12 - Employee Benefit Plans Level 3 (Tables)

6 Months Ended

Jun. 30, 2011

Employee Benefits and Share-based Compensation [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Text Block]

The following table summarizes the Company’s stock option activity and related information as of and for the six months ended June 30, 2011 (in millions, except for per share amounts and years):

	Outstanding Options
	Number of Shares		Weighted Average Exercise Price per Share		Weighted Average Remaining Contractual Term (In Years)	Aggregate Intrinsic Value
Balance at January 1, 2011	49.4		$	21.90
Options granted	4.5		41.10
Options canceled	(1.0	)	25.17
Options exercised	(13.0	)	21.52
Options expired	(0.2	)	48.40
Balance at June 30, 2011	39.7		$	23.98	4.2	$	345.0
As of June 30, 2011:
Vested or expected-to-vest options	37.3		$	23.52	4.1	$	334.6
Exercisable options	24.0		$	21.05	3.3	$	253.0

Schedule of Nonvested Share Activity [Table Text Block]

The following table summarizes the Company’s RSU and PSA activity and related information as of and for the six months ended June 30, 2011 (in millions, except per share amounts and years):

	Outstanding RSUs and PSAs
	Number of Shares		Weighted Average Grant-Date Fair Value per Share		Weighted Average Remaining Contractual Term (In Years)	Aggregate Intrinsic Value
Balance at January 1, 2011	14.2		$	25.94
RSUs granted	4.2		39.76
PSAs granted (1)	3.8		41.13
RSUs vested	(1.3	)	22.50
PSAs vested	(0.6	)	25.45
RSUs canceled	(0.3	)	29.56
PSAs canceled	(0.7	)	27.41
Balance at June 30, 2011:	19.3		$	32.04	1.9	$	616.1
As of June 30, 2011:
Vested and expected-to-vest RSUs and PSAs	16.4		$	31.60	1.8	$	516.0

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(1) The number of shares subject to PSAs granted represents the aggregate maximum number of shares that may be issued pursuant to the award over its full term. The aggregate number of shares subject to these PSAs that would be issued if performance goals determined by the Compensation Committee are achieved at target is 1.8 million shares. Depending on achievement of such performance goals, the range of shares that could be issued under these awards is 0 to 3.8 million shares

Shares available for grant [Text Block]

The following table presents the stock grant activity and the total number of shares available for grant under the 2006 Plan as of June 30, 2011 (in millions):

	Number of Shares
Balance at January 1, 2011	30.7
Additional authorized share reserve approved by stockholders	30.0
RSUs and PSAs granted (1)	(16.9	)
Options granted	(4.5	)
RSUs and PSAs canceled (1)	2.1
Options canceled (2)	1.0
Options expired (2)	0.2
Balance at June 30, 2011	42.6

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(1) RSUs and PSAs with a per share or unit purchase price lower than 100% of the fair market value of the Company's common stock on the day of the grant under the 2006 Plan are counted against shares authorized under the plan as two and one-tenth shares of common stock for each share subject to such award. The number of shares subject to PSAs granted represents the maximum number of shares that may be issued pursuant to the award over its full term.

(2) Includes canceled or expired options under the 1996 Plan and the 2000 Plan that expired unexercised after May 18, 2006, which become available for grant under the 2006 Plan according t

Estimates of Weighted Average Fair Value Per Share Under Employee Purchase Plan And Stock Purchase Plan [Text Block]

The assumptions used and the resulting estimates of fair value for employee stock options and the employee stock purchase plan during the three and six months ended June 30, 2011, and 2010 were:

	Three Months Ended June 30,		Six Months Ended June 30,
	2011	2010	2011	2010
Employee Stock Options:
Volatility factor	41% - 42%	33% - 41%	41% - 42%	33% - 41%
Risk-free interest rate	1.2% - 1.7%	1.7% - 2.2%	1.2% - 1.9%	1.7% - 2.2%
Expected life (years)	4.1	4.3	4.1	4.3
Dividend yield	—	—	—	—
Fair value per share	$10.12- $13.65	$7.83 - $30.36	$10.12- $15.22	$7.83 - $30.36
Employee Stock Purchase Plan:
Volatility factor	33%	35%	33%	35%
Risk-free interest rate	1.8%	1.7%	1.8%	1.7%
Expected life (years)	0.5	0.5	0.5	0.5
Dividend yield	—	—	—	—
Weighted-average fair value per share	$9.07	$6.19	$9.07	$6.19

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

The Company’s share-based compensation expense associated with stock options, employee stock purchases, RSUs, and PSAs is recorded in the following cost and expense categories for the three and six months ended June 30, 2011, and 2010 (in millions):

	Three Months Ended June 30,				Six Months Ended June 30,
	2011		2010		2011		2010
Cost of revenues - Product	$	1.2	$	1.0	$	2.2	$	2.1
Cost of revenues - Service	4.4		3.2		8.4		6.7
Research and development	26.6		18.7		48.9		35.7
Sales and marketing	19.2		13.9		32.4		25.6
General and administrative	8.7		7.8		17.3		15.1
Total	$	60.1	$	44.6	$	109.2	$	85.2

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Text Block]

The following table summarizes share-based compensation expense by award type (in millions):

	Three Months Ended June 30,				Six Months Ended June 30,
	2011		2010		2011		2010
Options	$	19.9	$	20.8	$	39.6	$	40.9
Assumed options	—		0.6		—		0.6
RSUs and PSAs	34.5		19.2		58.0		35.5
Assumed RSUs	—		0.5		—		0.5
Employee stock purchase plan	4.2		2.2		8.6		6.4
Other acquisition-related compensation	1.5		1.3		3.0		1.3
Total	$	60.1	$	44.6	$	109.2	$	85.2