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AVAILABLE-FOR-SALE SECURITIES (as restated) (Details 6) - USD ($)
Sep. 30, 2016
Dec. 31, 2015
Debt Securities, Available-for-sale [Line Items]    
Less than one year $ 0 $ 0
Greater than one year and less than five years 639,925,915 211,800,340
Greater than or equal to five years 177,468,890 359,666,241
Total $ 817,394,805 $ 571,466,581