Stock-Based Compensation (Tables)

6 Months Ended

Mar. 31, 2013

Stock-Based Compensation

Summary of activity under the restricted stock plan

	Number of Shares		Weighted Average Fair Value AtGrant Date
Unvested at September 30, 2012	111,000		$	42.32
Granted	36,050		$	47.94
Forfeited / Canceled	(11,400	)	$	41.84
Vested	(38,500	)	$	34.00
Unvested at March 31, 2013	97,150		$	47.77
Expected to vest	97,150		$	47.77

Schedule of fair value assumptions used for grants under the stock option plan

Grant Date	Fair Value		Dividend Yield		Risk-free Interest Rate		Expected Volatility		Expected Life
November 20, 2012	$	13.92	1.83	%	0.32	%	47	%	3 years
December 10, 2012	$	14.12	1.82	%	0.33	%	47	%	3 years

Summary of activity under the stock option plans

	Number of Shares		Aggregate Intrinsic Value(000s)		Weighted Average Exercise Prices		Weighted Average Remaining Contractual Life
Outstanding at September 30, 2012	318,776				$	44.05
Granted	37,400				$	47.98
Exercised	(30,545	)			$	19.57
Canceled	(5,801	)			$	44.39
Outstanding at March 31, 2013	319,830		$	3,768	$	46.84	5.59 yrs.
Vested or expected to vest	311,263		$	3,699	$	43.88	5.59 yrs.
Exercisable at March 31, 2013	262,129		$	3,389	$	46.40	4.79 yrs.

Grant Date	Exercise Price Per Share		Remaining Contractual Life in Years	Outstanding Number of Shares	Exercisable Number of Shares
August 31, 2004	$	12.80	1.42	32,207	32,207
March 31, 2006	31.00		3.00	10,000	10,000
March 30, 2007	72.93		4.00	59,500	59,500
March 31, 2008	54.00		5.00	73,000	73,000
October 1, 2008	46.83		5.50	20,000	20,000
March 31, 2009	17.82		6.00	20,089	20,089
January 8, 2010	34.00		6.75	25,801	25,801
November 24, 2010	40.26		7.67	20,967	13,802
November 25, 2011	55.88		8.67	20,866	7,730
November 20, 2012	47.96		9.67	35,600	—
December 10, 2012	48.39		9.67	1,800	—
				319,830	262,129