Share-Based Compensation (Tables)

12 Months Ended

Sep. 30, 2012

Share-Based Compensation [Abstract]

Schedule Of Stock Options Awarded Under The Option Plans

	FY2012				FY2011				FY2010
				Estimated				Estimated				Estimated
				Weighted				Weighted				Weighted
	Shares			Avg. Price	Shares			Avg. Price	Shares			Avg. Price
October 1,	435,054		$	35.58	761,931		$	35.15	891,826		$	33.63
Granted	—			—	—			—	2,000		$	32.55
Exercised	(100,872	)	$	14.98	(104,912	)	$	13.18	(73,765	)	$	12.03
Cancelled	(208,366	)	$	45.18	(221,965	)	$	44.67	(58,130	)	$	41.17
September 30,	125,816		$	36.29	435,054		$	35.58	761,931		$	35.15
At September 30,
Reserved for future grant	1,301,090				1,115,776				949,062
Exercisable	125,149		$	36.31	397,073		$	35.42	677,538		$	34.88

Schedule Of Information Regarding Stock Options Outstanding

		Options Outstanding
			Weighted-
			Average	Weighted
		Number	Remaining			Average
	Range of	Outstanding at	Contractual			Exercise
	Exercise Prices	Sept. 30, 2012	Life			Price
$	17.29- $32.55	8,000	0.8 years		$	21.11
$	35.69- $36.70	15,000	0.2 years		$	35.82
$	37.54- $37.98	102,816	1.0 years		$	37.54
		125,816	0.9 years		$	36.29

		Exercisable Options Outstanding
				Weighted
		Number		Average
	Range of	Exercisable at		Exercise
	Exercise Prices	Sept. 30, 2012		Price
$	17.29 - $32.55	7,333	$	20.06
$	35.69 - $36.70	15,000	$	35.82
$	37.54 - $37.98	102,816	$	37.54
		125,149	$	36.31

Schedule Of Outstanding Restricted Share Awards

				Weighted
	Shares			Avg. Price
Nonvested at October 1, 2011	486,908		$	33.41
Granted	—		$	—
Vested	(81,835	)	$	37.14
Cancelled	(625	)	$	38.09
Nonvested at September 30, 2012	404,448		$	32.65