Net income available to common stockholders

$

15,652

$

19,898

$

48,895

$

63,203

Earnings allocated to participating securities

(44

)

(63

)

(133

)

(160

)

Income attributable to common stock

$

15,608

$

19,835

$

48,762

$

63,043

Weighted average common shares outstanding, including participating securities

38,427

38,817

38,377

39,020

Weighted average participating securities

(108

)

(123

)

(104

)

(99

)

Weighted average common shares outstanding

38,319

38,694

38,273

38,921

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

206

135

185

135

Weighted average common and equivalent shares outstanding

38,525

38,829

38,458

39,056

Earnings per common share:

Basic

$

0.41

$

0.51

$

1.27

$

1.62

Diluted

0.41

0.51

1.27

1.61