Share-Based Payments (Tables)

6 Months Ended

Mar. 31, 2015

Share-Based Payments

Schedule of total compensation cost charged against income

The following table presents the total compensation cost charged against income and included in selling, general and administrative expenses for all share-based compensation arrangements and the related tax benefits recognized in our consolidated statements of earnings (in thousands):

	Three Months Ended March 31,				Six Months Ended March 31,
	2015		2014		2015		2014
Share-based compensation expense	$	2,840	$	3,268	$	10,600	$	11,790
Income tax benefit related to share-based compensation expense	$	1,077	$	1,166	$	3,995	$	4,347

Summary of activity for stock option awards

	Number of Outstanding Options (in Thousands)		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in Years)	Aggregate Intrinsic Value (in Thousands)
Outstanding at September 30, 2014	8,983		$	15.93	6.2	$	102,751
Granted	1,166		29.23
Exercised	(4,426	)	11.73
Forfeited or expired	(207	)	25.41
Outstanding at March 31, 2015	5,516		$	21.75	7.2	$	69,586
Exercisable at March 31, 2015	2,244		$	15.83	5.6	$	41,606

Summary of stock options by range of exercise prices

	Options Outstanding				Options Exercisable
Range of Exercise Prices	Number Outstanding at March 31, 2015 (in Thousands)	Weighted Average Remaining Contractual Term (in Years)	Weighted Average Exercise Price		Number Exercisable at March 31, 2015 (in Thousands)	Weighted Average Exercise Price
$2.00 – 19.99	1,983	5.0	$	13.55	1,595	$	12.17
$20.00 – 30.07	3,533	8.5	26.36		649	24.82
Total	5,516	7.2	$	21.75	2,244	$	15.83

Schedule of weighted average assumptions for valuation of stock options

	Six months ended March 31,
	2015		2014
Expected life (in years)	5.0		5.0
Expected volatility for the Company’s stock	30.9	%	48.4	%
Risk-free interest rate	1.6	%	1.3	%
Dividend yield	0.0	%	0.0	%

Restricted Stock Awards

Share-Based Payments

Summary of the activity for restricted stock awards/units

Restricted Stock Awards	Number of Shares (in Thousands)		Weighted Average Fair Value Per Share		Weighted Average Remaining Vesting Term (in Years)
Unvested at September 30, 2014	436		$	22.42	3.4
Granted	219		29.22
Vested	(83	)	14.30
Forfeited	(5	)	25.16
Unvested at March 31, 2015	567		$	26.21	3.0

Restricted Stock Units

Share-Based Payments

Summary of the activity for restricted stock awards/units

Restricted Stock Units	Number of Shares (in Thousands)	Weighted Average Fair Value Per Share		Weighted Average Remaining Vesting Term (in Years)
Unvested at September 30, 2014	—	$	—	—
Granted	20	29.20
Vested	—	—
Forfeited	—	—
Unvested at March 31, 2015	20	$	29.20	0.5