Quarterly report pursuant to Section 13 or 15(d)

Per Share Data and Stockholders' Equity (Details)

v2.4.0.6
Per Share Data and Stockholders' Equity (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]        
Weighted Average Share Earning (Loss) 55,069 52,366 53,302 52,414
Income (loss) From Continuing Operations, Amount $ 11,840 $ 20,111 $ 61,538 $ 59,083
Income (Loss) From Discontinued Operations, Amount (1,798) (710) (2,819) (3,367)
Net income (loss), Amount 10,042 19,401 58,719 55,716
Effect of participating securities:        
Participating securities income (loss) from continuing operations non-vested restricted stock and stock units (175) (263) (934) (773)
Participating securities income (loss) from discontinuing operations non-vested restricted stock and stock units            
Participating securities net income (loss) attributable to parent non-vested restricted stock and stock units (175) (263) (934) (773)
Income (loss) from Continuing Operations Basic 11,665 19,848 60,604 58,310
Income (Loss) From Continuing Operations, Basic earnings (loss), Per Share Amount $ 0.21 $ 0.38 $ 1.14 $ 1.11
Income (Loss) From Discontinued Operations, Basic earnings (loss), Amount (1,798) (710) (2,819) (3,367)
Income (Loss) From Continuing Operations, Basic earnings (loss), Per Share Amount $ (0.03) $ (0.01) $ (0.06) $ (0.06)
Net Income (Loss), Amount 9,867 19,138 57,785 54,943
Net Income (Loss), Per Share Amount $ 0.18 $ 0.37 $ 1.08 $ 1.05
Effect of dilutive securities:        
Weighted Average Shares, Contingently convertible debt 3,534 12,590 8,563 12,789
Income (Loss) From Continuing Operations, Contingently Convertible debt, Amount 618 2,329 4,638 6,851
Income (Loss) From Discontinued Operations, Contingently Convertible debt, Amount 2 37 43 119
Net Income (Loss), Contingently Convertible debt, Amount 620 2,366 4,681 6,970
Weighted Average Share, Stock compensation plans 408 561 435 597
Weighted Average Shares, Diluted earnings (loss) and shares 59,011 65,517 62,300 65,800
Income (Loss) From Continuing Operations Diluted, Amount 12,283 22,177 65,242 65,161
Income (Loss) From Continuing Operations Diluted, Per Share Amount $ 0.21 $ 0.34 $ 1.05 $ 0.99
Income (Loss) From Discontinued Operations Diluted, Amount (1,796) (673) (2,776) (3,248)
Income (Loss) From Discontinued Operations Diluted, Per Share Amount $ (0.03) $ (0.01) $ (0.05) $ (0.05)
Net Income (Loss) Diluted, Amount $ 10,487 $ 21,504 $ 62,466 $ 61,913
Net Income (Loss) Diluted, Per Share Amount $ 0.18 $ 0.33 $ 1.00 $ 0.94