Employee Stock Plans (Tables)

12 Months Ended

Sep. 29, 2017

Share Based Compensation Arrangement By Share Based Payment Award [Line Items]

Changes in Outstanding Options Granted Under Equity Incentive Plans

The following table summarizes the changes in outstanding options granted under the Company’s equity incentive plan:

	2017					2016					2015
				Weighted					Weighted					Weighted
	Shares			Average		Shares			Average		Shares			Average
	Subject to			Exercise		Subject to			Exercise		Subject to			Exercise
	Option			Price		Option			Price		Option			Price
Outstanding,    beginning of year		1,390,956		$	72.09		1,358,921		$	68.18		1,362,793		$	60.16
Granted		242,200			81.60		221,200			90.16		203,200			107.34
Exercised		(492,968	)		51.70		(112,790	)		48.61		(182,322	)		50.94
Forfeited/cancelled		(63,450	)		93.63		(76,375	)		89.56		(24,750	)		74.73
Outstanding,    end of year		1,076,738		$	82.30		1,390,956		$	72.09		1,358,921		$	68.18
Exercisable,    end of year		594,963		$	76.66		918,706		$	61.03		824,496		$	55.58

Stock Activity Related to Stock Options Exercised

The table below presents stock activity related to stock options exercised in fiscal 2017 and 2016:

In Thousands	2017		2016
Proceeds from stock options exercised	$	28,116	$	8,175
Tax benefits related to stock options exercised		2,271		406
Intrinsic value of stock options exercised		19,223		3,195

Stock Options Outstanding

The following table summarizes information for stock options outstanding at September 29, 2017:

	Options Outstanding						Options Exercisable
			Weighted
			Average		Weighted				Weighted
			Remaining		Average				Average
Range of Exercise Prices	Shares		Life (years)		Price		Shares		Price
$   23.66 - 52.00		110,575		3.6	$	48.13		110,575	$	48.13
52.01 - 65.00		147,075		3.1		62.17		147,075		62.17
65.01 - 75.00		113,525		6.9		69.40		56,275		67.07
75.01 - 85.00		257,063		8.4		82.34		46,363		79.38
85.01 - 100.00		284,750		7.0		95.14		146,200		95.45
100.01 - 118.32		163,750		6.9		109.97		88,475		110.00

Summary of Changes in RSUs Granted Under Company's Equity Incentive Plan

The following table summarizes the changes in RSUs granted under the Company’s equity incentive plan:

	2017					2016					2015
				Weighted					Weighted					Weighted
				Average					Average					Average
				Grant Date					Grant Date					Grant Date
	Shares			Fair Value		Shares			Fair Value		Shares			Fair Value
Non-vested, beginning    of year		99,778		$	90.04		117,281		$	85.95		103,971		$	80.01
Granted		37,100			76.83		37,000			84.70		28,150			105.34
Vested		(44,420	)		85.77		(48,053	)		75.35		(12,740	)		79.84
Forfeited/cancelled		(7,200	)		91.71		(6,450	)		94.58		(2,100	)		88.99
Non-vested, end    of year		85,258		$	86.37		99,778		$	90.04		117,281		$	85.95

Summary of Activity in Target PSP Shares Granted Under Equity Incentive Plan

The following table summarizes the activity in the target PSP shares granted under the Company’s equity incentive plan:

	2017			2016			2015
Non-vested, beginning of year		89,275			34,700			-
Granted		43,650			56,275			36,800
Vested		-			-			-
Forfeited/cancelled		(12,775	)		(1,700	)		(2,100	)
Non-vested, end of year		120,150			89,275			34,700

Stock Options

Share Based Compensation Arrangement By Share Based Payment Award [Line Items]

Fair Value of Option Granted using Black-Scholes Pricing Model

	2017	2016	2015
Volatility	34.97 - 35.42%	33.06 - 40.52%	40.73 - 41.89%
Risk-free interest rate	1.98 - 2.51%	1.61 - 2.24%	1.43 - 2.00%
Expected life (years)	5 - 9	5 - 9	5 - 9
Dividends	0	0	0

Restricted Stock Units

Share Based Compensation Arrangement By Share Based Payment Award [Line Items]

Stock Activity Related to Stock Options Exercised

The table below presents stock activity related to RSUs vested in fiscal 2017 and 2016:

In Thousands	2017		2016
Tax benefits related to RSUs vested	$	1	$	162
Intrinsic value of RSUs vested		3,631		3,847

Employee Share-save Scheme

Share Based Compensation Arrangement By Share Based Payment Award [Line Items]

Fair Value of Option Granted using Black-Scholes Pricing Model

	2017			2016			2015
Volatility		35.58	%		33.21	%		25.80	%
Risk-free interest rate		1.75	%		1.19	%		0.93	%
Expected life (years)	3			3			3
Dividends	0			0			0