SELECTED QUARTERLY DATA (UNAUDITED) (Details) (USD $)	3 Months Ended								12 Months Ended
	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Selected Quarterly Financial Information [Line Items]
Net Revenue	$ 72,168,159	$ 70,295,981	$ 40,634,601	$ 50,303,347	$ 69,781,691	$ 65,872,533	$ 41,730,992	$ 39,512,740	$ 233,402,088	$ 216,897,956	$ 217,524,205
Gross Profit	23,716,855	26,160,715	18,851,515	22,469,688	24,511,243	21,745,705	16,193,533	16,933,373	91,198,773	79,383,854	79,275,233
Income (loss) from operation	6,588,283	9,917,167	5,478,488	13,333,722	17,938,729	16,524,411	9,898,978	11,023,344	35,317,660	55,385,462	53,925,010
Other income (expense)	(726,289)	(368,954)	(352,861)	(293,915)	(251,484)	17,768	118,250	(311,960)	(1,742,019)	(427,426)	(1,165,872)
Net income (loss)	$ 4,251,370	$ 7,209,131	$ 3,675,737	$ 10,378,457	$ 14,260,661	$ 13,410,659	$ 8,241,328	$ 8,861,400	$ 25,514,695	$ 44,774,048	$ 41,957,825
Earnings (loss) per shares - basic (in dollars per share)	$ 0.11	$ 0.23	$ 0.12	$ 0.35	$ 0.51	$ 0.48	$ 0.30	$ 0.32	$ 0.81	$ 1.61	$ 1.56
Earnings (loss) per shares - diluted (in dollars per share)	$ 0.11	$ 0.23	$ 0.12	$ 0.35	$ 0.51	$ 0.48	$ 0.30	$ 0.32	$ 0.81	$ 1.61	$ 1.56