Net income available to common stockholders

$

17,547

$

19,885

$

33,243

$

43,305

Earnings allocated to participating securities

(46

)

(53

)

(89

)

(98

)

Income attributable to common stock

$

17,501

$

19,832

$

33,154

$

43,207

Weighted average common shares outstanding, including participating securities

38,421

39,078

38,383

39,127

Weighted average participating securities

(101

)

(104

)

(103

)

(88

)

Weighted average common shares outstanding

38,320

38,974

38,280

39,039

Incremental shares from assumed conversions of options, performance units and restricted shares

129

43

173

135

Weighted average common and equivalent shares outstanding

38,449

39,017

38,453

39,174

Earnings per common share:

Basic

$

0.46

$

0.51

$

0.87

$

1.11

Diluted

0.46

0.51

0.86

1.10