BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Oct. 31, 2011

Calculations of Basic and Diluted Net Income Per Common Share

The calculations of basic and diluted net income per common share are as follows:

		September 30,			September 30,		September 30,
Years ended October 31, (in thousands, except per share data)	2011			2010		2009
Income from continuing operations	$	68,698		$	63,870	$	55,490
(Loss) income from discontinued operations, net of taxes		(194	)		251		(1,197	)
Net income	$	68,504		$	64,121	$	54,293
Weighted-average common shares outstanding—Basic		53,121			52,117		51,373
Effect of dilutive securities:
Stock options		468			446		241
Restricted stock units		293			261		180
Performance shares		221			84		51
Weighted-average common shares outstanding—Diluted		54,103			52,908		51,845
Net income per common share
Basic	$	1.29		$	1.23	$	1.06
Diluted	$	1.27		$	1.21	$	1.05

Antidilutive Securities Excluded from Computation of Earnings Per Share

The diluted net income per common share excludes certain stock options and RSUs since the effect of including these stock options and restricted stock units would have been anti-dilutive as follows:

		September 30,		September 30,		September 30,
	Years ended October 31,
(in thousands)	2011		2010		2009
Stock options		879		744		2,017
Restricted stock units		60		29		206
Performance shares		17		—