Schedule of Property, Plant and Equipment (Details) (USD $)	3 Months Ended
	Oct. 31, 2014
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 1	$ 7,107,717
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 2	(639,860)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 3	6,467,857
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 4	7,107,717
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 5	(595,169)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 6	6,512,548
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 7	2,587,206
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 8	(1,796,678)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 9	790,528
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 10	2,587,206
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 11	(1,678,958)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 12	908,248
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 13	1,855,451
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 14	(1,619,869)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 15	235,582
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 16	1,855,451
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 17	(1,559,850)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 18	295,601
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 19	651,615
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 20	(576,411)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 21	75,204
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 22	645,622
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 23	(551,633)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 24	93,989
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 25	182,568
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 26	(170,773)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 27	11,795
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 28	182,568
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 29	(163,278)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 30	19,290
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 31	175,144
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 32	0
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 33	175,144
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 34	175,144
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 35	0
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 36	175,144
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 37	1,242
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 38	(787)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 39	455
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 40	1,242
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 41	(725)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 42	517
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 43	12,560,943
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 44	(4,804,378)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 45	7,756,565
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 46	12,554,950
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 47	(4,549,613)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 48	$ 8,005,337