Note 11 Stock-Based Compensation

6 Months Ended

Apr. 01, 2017

Share-based Compensation [Abstract]

Disclosure of Compensation Related Costs, Share-based Payments [Text Block]

Stock-Based Compensation

Stock-based compensation expense was attributable to:

	Three Months Ended				Six Months Ended
	April 1, 2017		April 2, 2016		April 1, 2017		April 2, 2016
	(In thousands)
Stock options	$	380	$	1,243	$	930	$	2,483
Restricted stock units, including performance based awards	7,262		7,242		18,689		10,054
Total	$	7,642	$	8,485	$	19,619	$	12,537

Stock-based compensation expense was recognized as follows:

	Three Months Ended				Six Months Ended
	April 1, 2017		April 2, 2016		April 1, 2017		April 2, 2016
	(In thousands)
Cost of sales	$	2,035	$	1,932	$	4,899	$	3,337
Selling, general and administrative	5,376		6,422		14,216		8,988
Research and development	231		131		504		212
Total	$	7,642	$	8,485	$	19,619	$	12,537

During the second quarter of 2017, the Company's stockholders approved the reservation of an additional 1.8 million shares of common stock for future issuance under the Company's 2009 Incentive Plan. As of April 1, 2017, an aggregate of 11.1 million shares were authorized for future issuance under the Company's stock plans, of which 7.4 million of such shares were issuable upon exercise of outstanding options and delivery of shares upon vesting of restricted stock units and 3.7 million shares of common stock were available for future grant.

Stock Options

Stock option activity was as follows:

	Number of Shares		Weighted- Average Exercise Price ($)	Weighted- Average Remaining Contractual Term (Years)	Aggregate Intrinsic Value of In-The-Money Options ($)
	(In thousands)				(In thousands)
Outstanding as of October 1, 2016	5,514		12.75	4.10	81,659
Granted	—		—
Exercised/Cancelled/Forfeited/Expired	(1,658	)	14.22
Outstanding as of April 1, 2017	3,856		12.12	4.16	109,450
Vested and expected to vest as of April 1, 2017	3,843		12.08	4.15	109,205
Exercisable as of April 1, 2017	3,688		11.68	4.01	106,284

The aggregate intrinsic value in the preceding table represents the total pre-tax intrinsic value of in-the-money options that would have been received by the option holders had all option holders exercised such options at the Company's closing stock price on the date indicated.

As of April 1, 2017, unrecognized compensation expense of $1.8 million is expected to be recognized over a weighted average period of 1.4 years.

Restricted Stock Units

Activity with respect to the Company's restricted stock units was as follows:

	Number of Shares		Weighted- Average Grant Date Fair Value ($)	Weighted- Average Remaining Contractual Term (Years)	Aggregate Intrinsic Value ($)
	(In thousands)				(In thousands)
Outstanding as of October 1, 2016	3,998		19.57	1.35	110,183
Granted	1,023		33.15
Vested/Forfeited/Cancelled	(1,499	)	13.95
Outstanding as of April 1, 2017	3,522		25.90	1.76	142,645
Expected to vest as of April 1, 2017	2,782		25.02	1.65	112,654

As of April 1, 2017, unrecognized compensation expense of $43.7 million is expected to be recognized over a weighted average period of 1.7 years. Additionally, as of April 1, 2017, unrecognized compensation expense related to performance-based restricted stock units for which achievement of the performance criteria is not currently considered probable was $14.3 million.