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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Reconciliation of Basic and Diluted Earnings per Share) (Details) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Reconciliation Of Basic and Diluted Earnings [Line Items]        
Net income for common shares $ 3,733,344 $ 1,224,122 $ 7,031,534 $ 3,246,687
Interest expense on convertible notes 0 264,125 0 502,487
Net income for diluted shares $ 3,733,344 $ 1,488,247 $ 7,031,534 $ 3,749,174
Weighted average shares outstanding - basic 50,224,350 46,474,350 50,224,350 46,474,350
Effect of dilutive securities:        
Convertible notes 0 3,810,000 0 3,810,000
Options granted 546,111 1,094,741 633,173 1,000,895
Weighted average shares outstanding - diluted 50,770,461 [1] 51,379,091 [1] 50,857,523 [1] 51,285,245 [1]
Earnings per share - basic $ 0.07 $ 0.03 $ 0.14 $ 0.07
Earnings per share - diluted $ 0.07 [1] $ 0.03 [1] $ 0.14 [1] $ 0.07 [1]
[1] Interest expense accrued on convertible notes is added back to net income for the computation of diluted EPS.