Employee Stock Plans (Tables)

12 Months Ended

Sep. 30, 2016

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:

	2016					2015					2014
				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		1,363,921		$	68.23		1,367,793		$	60.23		1,829,488		$	51.08
Granted		221,200			90.16		203,200			107.34		207,200			97.61
Exercised		(112,790	)		48.61		(182,322	)		50.94		(618,645	)		45.16
Forfeited/cancelled		(73,375	)		89.91		(24,750	)		74.73		(50,250	)		66.65
Outstanding,    end of year		1,398,956		$	72.14		1,363,921		$	68.23		1,367,793		$	60.23
Exercisable,    end of year		922,706		$	61.09		826,496		$	55.63		752,943		$	50.36

Stock Activity Related to Stock Options Exercised

The table below presents stock activity related to stock options exercised in fiscal 2016 and 2015:

In Thousands	2016		2015
Proceeds from stock options exercised	$	8,175	$	11,420
Tax benefits related to stock options exercised		406		1,869
Intrinsic value of stock options exercised		3,195		10,861

Stock Options Outstanding

The following table summarizes information for stock options outstanding at September 30, 2016:

	Options Outstanding						Options Exercisable
			Weighted
			Average		Weighted				Weighted
			Remaining		Average				Average
Range of Exercise Prices	Shares		Life (years)		Price		Shares		Price
$   23.66 - 50.00		200,771		2.8	$	39.95		200,771	$	39.95
50.01 - 52.00		189,575		4.4		51.06		189,575		51.06
52.01 - 65.00		321,660		3.7		60.63		300,310		60.63
65.01 - 80.00		190,350		7.1		73.16		93,100		70.37
80.01 - 100.00		313,550		8.0		94.83		87,225		94.37
100.01 - 118.32		183,050		8.0		109.57		51,725		109.72

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:

	2016					2015
				Weighted					Weighted
				Average					Average
				Grant Date					Grant Date
	Shares			Fair Value		Shares			Fair Value
Non-vested, beginning of year		117,281		$	85.95		103,971		$	80.01
Granted		37,000			84.70		28,150			105.34
Vested		(48,053	)		75.35		(12,740	)		79.84
Forfeited/cancelled		(6,450	)		94.58		(2,100	)		88.99
Non-vested, end of year		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:

	2016			2015
Non-vested, beginning of year		34,700			-
Granted		56,275			36,800
Vested		-			-
Forfeited/cancelled		(1,700	)		(2,100	)
Non-vested, end of year		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

	2016	2015	2014
Volatility	33.06 - 40.52%	40.73 - 41.89%	41.87 - 43.17%
Risk-free interest rate	1.61 - 2.24%	1.43 - 2.00%	1.73 - 2.99%
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 restricted stock units vested in fiscal 2016 and 2015:

In Thousands	2016		2015
Tax benefits related to restricted stock units vested	$	162	$	104
Intrinsic value of restricted stock units vested		3,847		912

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

	2016			2015			2014
Volatility		33.21	%		25.80	%		33.69	%
Risk-free interest rate		1.19	%		0.93	%		0.73	%
Expected life (years)	3			3			3
Dividends	0			0			0