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Basic and Diluted Shares (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2012
Stock Options [Member]
Jun. 30, 2012
Restricted Stock [Member]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]      
Anti-dilutive shares not included in the computation of diluted income per share   205,125 2,357,968
Basic and Diluted Shares (Textual) [Abstract]      
Outstanding increased diluted shares 872,962