Stockholders' Equity and Stock-Based Compensation (Tables)

6 Months Ended

Mar. 29, 2013

Share-based Compensation [Abstract]

Schedule Of Stock Repurchased Under Stock Repurchased Program [Text block]

Stock repurchase activity under the stock repurchase program during the fiscal year-to-date period ended March 29, 2013 is summarized as follows:

	Shares Repurchased	Cost (in thousands) (1)	Average Price Paid per Share (2)
Repurchase activity for the fiscal quarter ended December 28, 2012	1,674,648	$53,956	$32.20
Repurchase activity for the fiscal quarter ended March 29, 2013	382,481	$11,477	$29.99
Total	2,057,129	$65,433

(1) Cost of share repurchases includes the price paid per share and applicable commissions.

(2) Excludes commission costs.

Schedule of Stock-Based Compensation Expense Included in Condensed Consolidated Statement of Operations

Stock-based compensation expense recorded in our condensed consolidated statements of operations was as follows:

	Fiscal Quarter Ended		Fiscal Year-to-Date Ended
	March 29, 2013 (2)	March 30, 2012 (2)	March 29, 2013 (2)	March 30, 2012 (2)
	(in thousands)
Stock-based compensation:
Stock options (1)	$3,690	$5,995	$11,999	$12,054
Restricted stock units	10,519	5,880	18,859	11,144
Employee stock purchase plan	736	144	1,791	225
Stock appreciation rights	—	44	—	79
Total stock-based compensation	14,945	12,063	32,649	23,502
Benefit from income taxes	(4,497)	(3,822)	(9,910)	(7,491)
Total stock-based compensation, net of tax	$10,448	$8,241	$22,739	$16,011

(1) Expense excludes $0.2 million and $0.4 million in the second quarter of fiscal 2012 and fiscal year-to-date period ended March 30, 2012 related to stock-based compensation which was capitalized to property, plant and equipment.

(2) We also recognize a tax benefit from certain exercises of incentive stock options and shares issued under our ESPP which are not included in the table above. This benefit was not greater than $0.1 million in both the second quarter of fiscal 2013 and fiscal 2012, and $0.1 million in both the fiscal year-to-date period ended March 29, 2013 and March 30, 2012.

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

	Fiscal Quarter Ended		Fiscal Year-to-Date Ended
	March 29, 2013	March 30, 2012	March 29, 2013	March 30, 2012
	(in thousands)
Stock-based compensation expense was classified as follows:
Cost of products	$150	$179	$398	$345
Cost of services	73	61	224	117
Research and development	4,013	2,968	8,900	5,632
Sales and marketing	5,176	4,004	11,167	7,719
General and administrative	5,533	4,851	11,960	9,689
Total stock-based compensation expense	$14,945	$12,063	$32,649	$23,502

Summary Of Stock Options Issued To Officers, Directors, And Employees Under 2000 Stock Incentive Plan And 2005 Stock Plan

	Shares	Weighted Average Exercise Price	Weighted Average Remaining Contractual Life	Aggregate Intrinsic Value
	(in thousands)		(in years)	(in thousands)
Options outstanding at September 28, 2012	4,622	$32.50
Grants (1)	2,275	30.18
Exercises	(204)	19.60		$2,602
Forfeitures and cancellations	(170)	41.92
Options outstanding at March 29, 2013	6,523	29.63	7.9	31,220
Options vested and expected to vest at March 29, 2013	6,266	29.58	7.8	30,319
Options exercisable at March 29, 2013	2,562	28.03	5.7	17,237

Schedule Of Fair Value Of Stock-Based Awards Estimated Using Weighted-Average Assumptions

	Fiscal Quarter Ended		Fiscal Year-to-Date Ended
	March 29, 2013	March 30, 2012	March 29, 2013	March 30, 2012
Expected life (in years)	4.37	4.53	4.37	4.53
Risk-free interest rate	0.5%	0.7%	0.5%	0.7%
Expected stock price volatility	37.3%	43.5%	40.5%	44.4%
Dividend yield	—	—	—	—

Summary Of Restricted Stock Units Issued To Officers, Directors, And Employees Under 2005 Stock Incentive Plan

	Shares	Weighted Average Grant Date Fair Value
	(in thousands)
Non-vested at September 28, 2012	2,572	$37.98
Granted	1,124	30.79
Vested	(503)	40.72
Forfeitures	(88)	37.36
Non-vested at March 29, 2013	3,105	34.95