Three Months
Ended March 31,

Six Months
Ended March 31,

2014

2013

2014

2013

Numerator:

Income from continuing operations

$

41,162

$

31,714

$

74,962

$

53,497

Income (loss) from discontinued operations

45

(25

)

104

(492

)

Net income

$

41,207

$

31,689

$

75,066

$

53,005

Denominator:

Basic weighted average shares outstanding

67,884

68,179

68,143

68,171

Effect of dilutive securities:

Employee stock options and unvested restricted stock units

1,423

1,730

1,395

1,664

Denominator for diluted earnings (loss) per share

69,307

69,909

69,538

69,835