Equity Compensation (Tables)

12 Months Ended

Mar. 31, 2012

Summary Of Effect Of Stock-Based Compensation On Cost Of Goods Sold


	Fiscal Years Ended
	March 31, 2012	March 26, 2011	March 27, 2010
Cost of sales................................................................................................	$ 398	$ 243	$ 212
Research and development......................................................................	5,590	2,641	1,882
Sales, general and administrative............................................................	6,190	5,257	3,224
Effect on pre-tax income ..................................................................	12,178	8,141	5,318
Income Tax Benefit..................................................................................	—	—	—
Total share based compensation expense (net of taxes)............	$ 12,178	$ 8,141	$ 5,318


Share based compensation effects on basic earnings (loss) per share ..	$ 0.19	$ 0.12	$ 0.08
Share based compensation effects on diluted earnings (loss) per share	$ 0.18	$ 0.11	$ 0.08

Share based compensation effects on operating activities cash flow....	12,178	8,141	5,318
Share based compensation effects on financing activities cash flow....	—	—	—

Schedule Of Fair Value Of Stock Option Grants


	Year Ended
	March 31, 2012	March 26, 2011	March 27, 2010
Expected stock price volatility...............................	59.25-66.11%	52.03-67.11%	50.71-56.59%
Risk-free interest rate...............................................	0.27-1.43%	1.19-2.06%	1.80-2.25%
Expected term (in years) .........................................	2.32 -3.82	3.83 -4.34	4.33 -4.64

Schedule Of Stock Option Activity


		Outstanding Options
	Options Available for Grant	Number	Weighted Average Exercise Price
Balance, March 28, 2009............................................................................	12,104	9,063	$ 7.45
Option plans terminated........................................................................	(477)	—	—
Options granted.......................................................................................	(2,471)	2,471	5.53
Options exercised....................................................................................	—	(401)	5.01
Options forfeited.....................................................................................	774	(264)	5.44
Options expired.......................................................................................	—	(490)	9.63
Balance, March 27, 2010............................................................................	9,930	10,379	$ 6.74
Option plans terminated........................................................................	(300)	—	—
Options granted.......................................................................................	(1,927)	977	16.75
Options exercised....................................................................................	—	(4,718)	6.57
Options forfeited.....................................................................................	472	(153)	5.90
Options expired.......................................................................................	—	(304)	23.68
Balance, March 26, 2011............................................................................	8,175	6,181	$ 7.63
Option plans terminated........................................................................	(34)	—	—
Options granted.......................................................................................	(2,049)	450	15.63
Options exercised....................................................................................	—	(593)	6.88
Options forfeited.....................................................................................	165	(67)	7.70
Options expired.......................................................................................	—	(67)	15.68
Balance, March 31, 2012............................................................................	6,257	5,904	$ 8.23

Summary Of Outstanding Options Vesting, Expected To Vest, Or Exercisable


	Number of Options	Weighted Average Exercise Price	Weighted Average Remaining Contractual Term (years)	Aggregate Intrinsic Value
Vested and expected to vest..................................................	5,703	$ 8.09	6.64	$ 89,617
Exercisable................................................................................	3,836	$ 7.08	5.99	$ 64,121

Summary Of Outstanding And Exercisable Options


	Options Outstanding			Options Exercisable
Range of Exercise Prices	Number	Weighted Average Remaining Contractual Life (years)	Weighted Average Exercise Price	Number Exercisable	Weighted Average Exercise Price
$ 1.83 - $ 5.25...............................	1,332	5.85	$ 4.94	1,039	$ 4.93
$ 5.27 - $ 5.53...............................	91	7.21	5.49	48	5.48
$ 5.55 - $ 5.55...............................	1,515	7.50	5.55	798	5.55
$ 5.66 - $ 7.26………………….	1,100	5.27	6.54	1,045	6.53
$ 7.32 - $ 15.41………………...	1,141	7.03	11.38	604	8.42
$ 16.21 - $ 23.33..........................	725	8.18	17.77	302	18.05
	5,904	6.70	$ 8.23	3,836	$ 7.08

Summary Of Restricted Stock Award Activity


	Number of Shares	Weighted Average Grant Date Fair Value (per share)	Aggregate Intrinsic value (1)
March 28, 2009.............................................................................................	73	$ 6.86
Granted.....................................................................................................	—	—
Vested........................................................................................................	(11)	6.98	55
Forfeited....................................................................................................	(13)	6.05
March 27, 2010.............................................................................................	49	$ 6.20
Granted.....................................................................................................	5	17.28
Vested........................................................................................................	(7)	7.35	134
Forfeited....................................................................................................	(2)	7.35
March 26, 2011.............................................................................................	45	$ 7.21
Granted.....................................................................................................	49	15.31
Vested........................................................................................................	(54)	14.57	826
Forfeited....................................................................................................	-	-
March 31, 2012.............................................................................................	40	$ 7.19

(1)	Represents the value of Cirrus stock on the date that the restricted stock vested.

Summary Of Restricted Stock Unit Activity

	Shares	Weighted Average Fair Value	Weighted Average Remaining Contractual Term (years)
March 27, 2010	—	—	—
Granted	628	$ 16.41	—
Vested	—	—	—
Forfeited	(8)	—	—
March 26, 2011..........................................................................	620	$ 16.41	2.54
Granted...................................................................................	1,017	16.59	—
Vested.....................................................................................	—	—	—
Forfeited..................................................................................	(21)	—	—
March 31, 2012..........................................................................	1,616	$ 16.52	1.94

Summary Of Restricted Stock Units Vesting Or Expected To Vest

Shares

Weighted
Average
Fair Value

Weighted Average

Remaining Contractual Term (years)

Vested and expected to vest..............................

Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

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