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 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]        
Weighted Average Share Earning (Loss) 52,593 52,461 52,409 52,438
Income (loss) From Continuing Operations, Amount $ 27,533 $ 22,994 $ 47,001 $ 38,679
Income (Loss) From Discontinued Operations, Amount 646 (1,643) 1,676 (2,364)
Net income (loss), Amount 28,179 21,351 48,677 36,315
Effect of participating securities:        
Participating securities income (loss) from continuing operations non-vested restricted stock and stock units (429) (302) (729) (508)
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 (429) (302) (729) (508)
Income Loss from Continuing Operations Basic 27,104 22,692 46,272 38,171
Income (Loss) From Continuing Operations Basic earning (loss), Per Share Amount $ 0.52 $ 0.43 $ 0.88 $ 0.73
Income (Loss) From Discontinuing Operations Basic earning (loss), Amount 646 (1,643) 1,676 (2,364)
Income (Loss) From Continuing Operations Basic earning (loss), Per Share Amount $ 0.01 $ (0.03) $ 0.03 $ (0.05)
Net Income (Loss), Amount 27,750 21,049 47,948 35,807
Income (Loss), Per Share Amount $ 0.53 $ 0.40 $ 0.91 $ 0.68
Effect of dilutive securities:        
Weighted Average Share Contingently convertible debt 10,535 12,890 11,106 12,890
Income (Loss) From Continuing Operation Contingently Convertible debt, Amount 1,889 2,280 4,056 4,576
Income (Loss) From Discontinuing Operation Contingently Convertible debt, Amount   14 5 28
Net Income (Loss) Contingently Convertible debt, Amount 1,889 2,294 4,061 4,604
Weighted Average Share, Stock compensation plans 378 585 448 615
Weighted Average Shares, Diluted earnings (loss) 63,506 65,936 63,963 65,943
Income (Loss) From Continuing Operations Diluted, Amount 28,993 24,972 50,328 42,747
Income (Loss) From Continuing Operations Diluted, Per Share Amount $ 0.46 $ 0.38 $ 0.79 $ 0.65
Income (Loss) From Discontinuing Operations Diluted, Amount 646 (1,629) 1,681 (2,336)
Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share $ 0.01 $ (0.03) $ 0.02 $ (0.04)
Net Income (Loss) Diluted, Amount $ 29,639 $ 23,343 $ 52,009 $ 40,411
Net Income (Loss) Diluted, Per Share Amount $ 0.47 $ 0.35 $ 0.81 $ 0.61