Three Months
Ended June 30,

Nine Months
Ended June 30,

2011

2010

2011

2010

Numerator:

Income from continuing operations

$

19,960

$

16,125

$

56,585

$

48,716

Income (loss) from discontinued operations

(68

)

1,200

(992

)

(20

)

Net income

$

19,892

$

17,325

$

55,593

$

48,696

Denominator:

Basic weighted average shares outstanding

34,708

34,847

34,496

34,952

Effect of dilutive securities:

Employee stock options and unvested restricted stock units

1,095

1,161

1,116

1,078

Denominator for diluted earnings per share

35,803

36,008

35,612

36,030