Annual report pursuant to Section 13 and 15(d)

Earnings Per Share (Details)

v2.4.0.6
Earnings Per Share (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2010
Sep. 30, 2010
Jun. 30, 2010
Mar. 31, 2010
Dec. 31, 2009
Sep. 30, 2009
Jun. 30, 2009
Mar. 31, 2009
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]                              
Net Income (Loss) Available to Common Stockholders, Diluted $ 51,430 $ 54,609 $ (984) $ 22,377 $ 16,460 $ 9,878 $ 4,089 $ 5,328   $ (945)     $ 127,432 $ 35,755 $ (8,837)
Weighted Average Number of Shares Outstanding, Basic                         98,771,248 22,340,975 22,937,782
Weighted Average Number of Shares, Restricted Stock                         55,620 40,708 3,946
Basic and Diluted Weighted Average Number of Shares Outstanding 140,592,941 130,607,566 77,101,606 45,612,376 27,532,462 26,126,212 22,466,691 13,401,368 16,935,316 24,936,558 24,936,558 24,936,558 98,826,868 22,381,683 22,941,728
Earnings Per Share, Basic and Diluted                         $ 1.29 $ 1.60 $ (0.39)