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Employee Stock Purchase and Stock Option Plans (Tables)

12 Months Ended

Sep. 28, 2018

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

Employee Stock Ownership Plan (ESOP) Disclosures

The following table summarizes the stock issuance activity under the 1989 ESPP and the GESPP for the fiscal years ended September 28, 2018, September 29, 2017 and September 30, 2016:

	For the Years Ended
	September 28, 2018				September 29, 2017				September 30, 2016
Aggregate Purchase Price Paid for Shares Sold:
Under the 1989 ESPP	$	21,590,858			$	21,084,657			$	23,631,241
Under the GESPP	2,240,609				2,105,834				2,660,067
Total	$	23,831,467			$	23,190,491			$	26,291,308
Aggregate Number of Shares Sold:
Under the 1989 ESPP	357,899				403,652				564,461
Under the GESPP	36,405				39,648				63,196
Total	394,304				443,300				627,657

Stock-based Compensation Expense by Type of Award

The following table presents the number and weighted average grant-date fair value of restricted stock and restricted stock units at September 28, 2018:

Number of unvested Restricted Stock and Restricted Stock Units:	Number of Shares			Weighted Average Grant-Date Fair Value
Outstanding at September 29, 2017	2,514,387			$	49.62
Granted	1,364,128			$	65.64
Vested	(1,209,322	)		$	55.19
Cancelled	(339,658	)		$	49.57
Outstanding at September 28, 2018	2,329,535			$	56.11

The following table sets forth certain information about the 1999 Plans:

	1999 SIP			1999 ODSP			Total
Number of shares authorized	29,850,000			1,100,000			30,950,000
Number of remaining shares reserved for issuance at September 28, 2018	6,911,375			486,755			7,398,130
Number of shares relating to outstanding stock options at September 28, 2018	1,575,634			191,125			1,766,759
Number of shares available for future awards:
At September 28, 2018	5,335,741			295,630			5,631,371
At September 29, 2017	7,351,946			312,412			7,664,358

Share-based Compensation Arrangements by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding

The following table presents the fair value of shares (of restricted stock and restricted stock units) vested for the years ended September 28, 2018, September 29, 2017 and September 30, 2016 (in thousands):

	For the Years Ended
	September 28, 2018				September 29, 2017				September 30, 2016
Restricted Stock and Restricted Stock Units (service condition)	$	64,121			$	34,466			$	17,481
Restricted Stock Units (service, market, and performance conditions at target)	2,626				4,183				4,336
Total	$	66,747			$	38,649			$	21,817

Share-based Compensation, Stock Options, Activity

The following table summarizes the stock option activity for the years ended September 28, 2018, September 29, 2017 and September 30, 2016:

	Number of Stock Options			Weighted Average Exercise Price
Outstanding at October 2, 2015	4,072,707			$	46.06
Granted	460,770			$	42.17
Exercised	(412,416	)		$	40.88
Cancelled or expired	(543,549	)		$	49.13
Outstanding at September 30, 2016	3,577,512			$	45.69
Granted	—			$	—
Exercised	(906,648	)		$	43.79
Cancelled or expired	(154,039	)		$	48.79
Outstanding at September 29, 2017	2,516,825			$	46.19
Granted	—			$	—
Exercised	(636,019	)		$	46.93
Cancelled or expired	(114,047	)		$	52.26
Outstanding at September 28, 2018	1,766,759			$	45.53

Schedule Of Intrinsic Value Of Options

The following table presents the total intrinsic value of stock options exercised for the fiscal years ended September 28, 2018, September 29, 2017 and September 30, 2016 (in thousands):

For the Years Ended
September 28, 2018		September 29, 2017		September 30, 2016
$13,931		$14,713		$4,149

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range

The following table presents certain other information regarding our 1999 SIP and 1999 OSDP for the fiscal years ended September 28, 2018, September 29, 2017 and September 30, 2016:

	September 28, 2018				September 29, 2017				September 30, 2016
At fiscal year end:
Range of exercise prices for options outstanding	$32.51–$60.43				$32.51–$80.63				$32.51–$80.63
Number of options exercisable	1,557,900				1,992,022				2,581,421
For the fiscal year:
Range of prices relating to options exercised	$35.93–$61.26				$37.03–$55.53				$36.88–$55.00
Estimated weighted average fair values of options granted	$	—			$	—			$	12.80

Schedule Of Information Options Outstanding And Exercisable

The following table presents certain information regarding stock options outstanding and stock options exercisable at September 28, 2018:

	September 28, 2018
	Options Outstanding									Options Exercisable
Range of Exercise Prices	Number			Weighted Average Remaining Contractual Life (years)		Weighted Average Price				Number			Weighted Average Exercise Price
$32.51 - $37.03	153,000			3.49		$	37.01			153,000			$	37.01
$37.43 - $46.09	1,059,647			4.87		$	42.69			850,788			$	42.74
$47.11 - $55.13	513,237			4.48		$	52.74			513,237			$	52.74
$60.08 - $80.63	40,875			5.25		$	60.33			40,875			$	60.33
	1,766,759			4.65		$	45.53			1,557,900			$	45.93

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity

The following table provides the number of shares of restricted stock and restricted stock units outstanding at September 28, 2018 under the 1999 ODSP:

	September 28, 2018
Restricted stock	34,000
Restricted stock units (service condition)	91,092

The following table presents the number of shares of restricted stock and restricted stock units issued as common stock under the 1999 SIP for the years ended September 28, 2018, September 29, 2017 and September 30, 2016:

	For the Years Ended
	September 28, 2018			September 29, 2017			September 30, 2016
Restricted stock	—			—			597,091
Restricted stock units (service condition)	1,087,724			496,951			183,131
Restricted stock units (service, market and performance conditions)	254,784			237,058			372,794

The following table presents the number of shares of restricted stock and restricted stock units issued under the 1999 ODSP for the years ended September 28, 2018, September 29, 2017 and September 30, 2016: 

	For the Years Ended
	September 28, 2018			September 29, 2017			September 30, 2016
Restricted stock units (service condition)	21,620			21,123			23,090

The following table presents the number of shares of restricted stock and restricted stock units canceled and withheld for taxes under the 1999 SIP for the years ended September 28, 2018, September 29, 2017 and September 30, 2016:

	For the Years Ended
	September 28, 2018			September 29, 2017			September 30, 2016
Restricted stock	284,254			365,481			512,903
Restricted stock units (service condition)	336,516			128,536			177,640
Restricted stock units (service, market and performance conditions)	95,063			86,742			275,933

The following table provides the number of shares of restricted stock and restricted stock units outstanding at September 28, 2018 under the 1999 SIP. Shares granted in the table below are granted on a 1.92-to-1.00 basis (fungible):

	September 28, 2018
	Total
Restricted stock	337,805
Restricted stock units (service condition)	1,131,200
Restricted stock units (service, market and performance conditions)	735,438

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Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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Tabular disclosure of the details pertaining to each employee stock ownership plan.

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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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