Schedule of Property, Plant and Equipment (Details) (USD $)	9 Months Ended
	Apr. 30, 2015
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	(729,241)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 3	6,378,476
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	2,441,417
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 8	(1,952,367)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 9	489,050
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	1,962,895
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 14	(1,681,803)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 15	281,092
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	617,083
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 20	(567,146)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 21	49,937
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	182,801
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 26	(176,240)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 27	6,561
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 28	183,810
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 29	(164,003)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 30	19,807
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	12,487,057
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 38	(5,106,797)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 39	7,380,260
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 40	12,554,950
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 41	(4,549,613)
Property, Plant And Equipment Schedule Of Property, Plant And Equipment 42	$ 8,005,337