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BUSINESS SEGMENTS (Schedule of Reconciliations) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
BUSINESS SEGMENTS [Abstract]
Total segment operating income	$ 5,942,779	$ 13,387,300	$ 19,031,925	$ 50,559,916
Corporate costs	(313,898)	(4,641,055)	(1,192,742)	(8,160,769)
Income from operations	5,628,881	8,746,245	17,839,183	42,399,147
Other income, net	13,661	17,647	88,799	38,466
Net income before taxes	$ 5,642,542	$ 8,763,892	$ 17,927,982	$ 42,437,613

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- Definition

This element consists primarily of general corporate overhead and corporate service department costs, primarily in the areas of technical services, human resources and finance, which are used by the operations. It also includes business development costs.

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Segment Reporting Information Net Operating Income Loss

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- Definition

Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

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-Subparagraph (SX 210.4-08.(h)(1)(i))

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

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-Subparagraph (SX 210.5-03.7)

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The net result for the period of deducting operating expenses from operating revenues.

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