Schedule of Operating Results by Geographic Segments (Details) (USD $)	3 Months Ended		6 Months Ended
	Jan. 31, 2013	Jan. 31, 2012	Jan. 31, 2013	Jan. 31, 2012
Segment Information Schedule Of Operating Results By Geographic Segments 1	$ 2,103,750
Segment Information Schedule Of Operating Results By Geographic Segments 2	0
Segment Information Schedule Of Operating Results By Geographic Segments 3	0
Segment Information Schedule Of Operating Results By Geographic Segments 4	0
Segment Information Schedule Of Operating Results By Geographic Segments 5	0
Segment Information Schedule Of Operating Results By Geographic Segments 6	2,103,750
Segment Information Schedule Of Operating Results By Geographic Segments 7	2,091,285
Segment Information Schedule Of Operating Results By Geographic Segments 8	0
Segment Information Schedule Of Operating Results By Geographic Segments 9	0
Segment Information Schedule Of Operating Results By Geographic Segments 10	0
Segment Information Schedule Of Operating Results By Geographic Segments 11	0
Segment Information Schedule Of Operating Results By Geographic Segments 12	2,091,285
Segment Information Schedule Of Operating Results By Geographic Segments 13	12,465
Segment Information Schedule Of Operating Results By Geographic Segments 14	0
Segment Information Schedule Of Operating Results By Geographic Segments 15	0
Segment Information Schedule Of Operating Results By Geographic Segments 16	0
Segment Information Schedule Of Operating Results By Geographic Segments 17	0
Segment Information Schedule Of Operating Results By Geographic Segments 18	12,465
Segment Information Schedule Of Operating Results By Geographic Segments 19	1,639,718
Segment Information Schedule Of Operating Results By Geographic Segments 20	6,036
Segment Information Schedule Of Operating Results By Geographic Segments 21	97,031
Segment Information Schedule Of Operating Results By Geographic Segments 22	0
Segment Information Schedule Of Operating Results By Geographic Segments 23	162,479
Segment Information Schedule Of Operating Results By Geographic Segments 24	1,905,264
Segment Information Schedule Of Operating Results By Geographic Segments 25	1,985,373
Segment Information Schedule Of Operating Results By Geographic Segments 26	37,895
Segment Information Schedule Of Operating Results By Geographic Segments 27	45,532
Segment Information Schedule Of Operating Results By Geographic Segments 28	1,236,315
Segment Information Schedule Of Operating Results By Geographic Segments 29	2,549
Segment Information Schedule Of Operating Results By Geographic Segments 30	3,307,664
Segment Information Schedule Of Operating Results By Geographic Segments 31	351,862
Segment Information Schedule Of Operating Results By Geographic Segments 32	759
Segment Information Schedule Of Operating Results By Geographic Segments 33	8,639
Segment Information Schedule Of Operating Results By Geographic Segments 34	11,006
Segment Information Schedule Of Operating Results By Geographic Segments 35	2,970
Segment Information Schedule Of Operating Results By Geographic Segments 36	375,236
Segment Information Schedule Of Operating Results By Geographic Segments 37	7,289
Segment Information Schedule Of Operating Results By Geographic Segments 38	5,189
Segment Information Schedule Of Operating Results By Geographic Segments 39	0
Segment Information Schedule Of Operating Results By Geographic Segments 40	37
Segment Information Schedule Of Operating Results By Geographic Segments 41	(4)
Segment Information Schedule Of Operating Results By Geographic Segments 42	12,511
Segment Information Schedule Of Operating Results By Geographic Segments 43	(3,971,777)
Segment Information Schedule Of Operating Results By Geographic Segments 44	(49,879)
Segment Information Schedule Of Operating Results By Geographic Segments 45	(151,202)
Segment Information Schedule Of Operating Results By Geographic Segments 46	(1,247,358)
Segment Information Schedule Of Operating Results By Geographic Segments 47	(167,994)
Segment Information Schedule Of Operating Results By Geographic Segments 48	(5,588,210)
Segment Information Schedule Of Operating Results By Geographic Segments 1		3,120,000
Segment Information Schedule Of Operating Results By Geographic Segments 2		0
Segment Information Schedule Of Operating Results By Geographic Segments 3		0
Segment Information Schedule Of Operating Results By Geographic Segments 4		0
Segment Information Schedule Of Operating Results By Geographic Segments 5		0
Segment Information Schedule Of Operating Results By Geographic Segments 6		3,120,000
Segment Information Schedule Of Operating Results By Geographic Segments 7		1,740,768
Segment Information Schedule Of Operating Results By Geographic Segments 8		0
Segment Information Schedule Of Operating Results By Geographic Segments 9		0
Segment Information Schedule Of Operating Results By Geographic Segments 10		0
Segment Information Schedule Of Operating Results By Geographic Segments 11		0
Segment Information Schedule Of Operating Results By Geographic Segments 12		1,740,768
Segment Information Schedule Of Operating Results By Geographic Segments 13		1,379,232
Segment Information Schedule Of Operating Results By Geographic Segments 14		0
Segment Information Schedule Of Operating Results By Geographic Segments 15		0
Segment Information Schedule Of Operating Results By Geographic Segments 16		0
Segment Information Schedule Of Operating Results By Geographic Segments 17		0
Segment Information Schedule Of Operating Results By Geographic Segments 18		1,379,232
Segment Information Schedule Of Operating Results By Geographic Segments 19		3,463,163
Segment Information Schedule Of Operating Results By Geographic Segments 20		46,026
Segment Information Schedule Of Operating Results By Geographic Segments 21		11,005
Segment Information Schedule Of Operating Results By Geographic Segments 22		0
Segment Information Schedule Of Operating Results By Geographic Segments 23		642,496
Segment Information Schedule Of Operating Results By Geographic Segments 24		4,162,690
Segment Information Schedule Of Operating Results By Geographic Segments 25		2,618,241
Segment Information Schedule Of Operating Results By Geographic Segments 26		51,245
Segment Information Schedule Of Operating Results By Geographic Segments 27		137,200
Segment Information Schedule Of Operating Results By Geographic Segments 28		896,175
Segment Information Schedule Of Operating Results By Geographic Segments 29		12,707
Segment Information Schedule Of Operating Results By Geographic Segments 30		3,715,568
Segment Information Schedule Of Operating Results By Geographic Segments 31		272,056
Segment Information Schedule Of Operating Results By Geographic Segments 32		252
Segment Information Schedule Of Operating Results By Geographic Segments 33		31,063
Segment Information Schedule Of Operating Results By Geographic Segments 34		16,737
Segment Information Schedule Of Operating Results By Geographic Segments 35		1,789
Segment Information Schedule Of Operating Results By Geographic Segments 36		321,897
Segment Information Schedule Of Operating Results By Geographic Segments 37		(15,684)
Segment Information Schedule Of Operating Results By Geographic Segments 38		(258,535)
Segment Information Schedule Of Operating Results By Geographic Segments 39		0
Segment Information Schedule Of Operating Results By Geographic Segments 40		501
Segment Information Schedule Of Operating Results By Geographic Segments 41		39
Segment Information Schedule Of Operating Results By Geographic Segments 42		(273,679)
Segment Information Schedule Of Operating Results By Geographic Segments 43		(4,958,544)
Segment Information Schedule Of Operating Results By Geographic Segments 44		161,012
Segment Information Schedule Of Operating Results By Geographic Segments 45		(179,268)
Segment Information Schedule Of Operating Results By Geographic Segments 46		(913,413)
Segment Information Schedule Of Operating Results By Geographic Segments 47		(657,031)
Segment Information Schedule Of Operating Results By Geographic Segments 48		(6,547,244)
Segment Information Schedule Of Operating Results By Geographic Segments 1			4,257,000
Segment Information Schedule Of Operating Results By Geographic Segments 2			0
Segment Information Schedule Of Operating Results By Geographic Segments 3			0
Segment Information Schedule Of Operating Results By Geographic Segments 4			0
Segment Information Schedule Of Operating Results By Geographic Segments 5			0
Segment Information Schedule Of Operating Results By Geographic Segments 6			4,257,000
Segment Information Schedule Of Operating Results By Geographic Segments 7			3,954,394
Segment Information Schedule Of Operating Results By Geographic Segments 8			0
Segment Information Schedule Of Operating Results By Geographic Segments 9			0
Segment Information Schedule Of Operating Results By Geographic Segments 10			0
Segment Information Schedule Of Operating Results By Geographic Segments 11			0
Segment Information Schedule Of Operating Results By Geographic Segments 12			3,954,394
Segment Information Schedule Of Operating Results By Geographic Segments 13			302,606
Segment Information Schedule Of Operating Results By Geographic Segments 14			0
Segment Information Schedule Of Operating Results By Geographic Segments 15			0
Segment Information Schedule Of Operating Results By Geographic Segments 16			0
Segment Information Schedule Of Operating Results By Geographic Segments 17			0
Segment Information Schedule Of Operating Results By Geographic Segments 18			302,606
Segment Information Schedule Of Operating Results By Geographic Segments 19			5,454,623
Segment Information Schedule Of Operating Results By Geographic Segments 20			126,150
Segment Information Schedule Of Operating Results By Geographic Segments 21			248,224
Segment Information Schedule Of Operating Results By Geographic Segments 22			0
Segment Information Schedule Of Operating Results By Geographic Segments 23			453,552
Segment Information Schedule Of Operating Results By Geographic Segments 24			6,282,549
Segment Information Schedule Of Operating Results By Geographic Segments 25			3,449,563
Segment Information Schedule Of Operating Results By Geographic Segments 26			74,788
Segment Information Schedule Of Operating Results By Geographic Segments 27			88,523
Segment Information Schedule Of Operating Results By Geographic Segments 28			2,416,444
Segment Information Schedule Of Operating Results By Geographic Segments 29			3,283
Segment Information Schedule Of Operating Results By Geographic Segments 30			6,032,601
Segment Information Schedule Of Operating Results By Geographic Segments 31			821,920
Segment Information Schedule Of Operating Results By Geographic Segments 32			1,517
Segment Information Schedule Of Operating Results By Geographic Segments 33			19,869
Segment Information Schedule Of Operating Results By Geographic Segments 34			22,362
Segment Information Schedule Of Operating Results By Geographic Segments 35			5,915
Segment Information Schedule Of Operating Results By Geographic Segments 36			871,583
Segment Information Schedule Of Operating Results By Geographic Segments 37			1,290
Segment Information Schedule Of Operating Results By Geographic Segments 38			11,299
Segment Information Schedule Of Operating Results By Geographic Segments 39			0
Segment Information Schedule Of Operating Results By Geographic Segments 40			37
Segment Information Schedule Of Operating Results By Geographic Segments 41			(10,920)
Segment Information Schedule Of Operating Results By Geographic Segments 42			1,706
Segment Information Schedule Of Operating Results By Geographic Segments 43			(9,424,790)
Segment Information Schedule Of Operating Results By Geographic Segments 44			(213,754)
Segment Information Schedule Of Operating Results By Geographic Segments 45			(356,616)
Segment Information Schedule Of Operating Results By Geographic Segments 46			(2,438,843)
Segment Information Schedule Of Operating Results By Geographic Segments 47			(451,830)
Segment Information Schedule Of Operating Results By Geographic Segments 48			(12,885,833)
Segment Information Schedule Of Operating Results By Geographic Segments 1				6,240,000
Segment Information Schedule Of Operating Results By Geographic Segments 2				0
Segment Information Schedule Of Operating Results By Geographic Segments 3				0
Segment Information Schedule Of Operating Results By Geographic Segments 4				0
Segment Information Schedule Of Operating Results By Geographic Segments 5				0
Segment Information Schedule Of Operating Results By Geographic Segments 6				6,240,000
Segment Information Schedule Of Operating Results By Geographic Segments 7				3,160,854
Segment Information Schedule Of Operating Results By Geographic Segments 8				0
Segment Information Schedule Of Operating Results By Geographic Segments 9				0
Segment Information Schedule Of Operating Results By Geographic Segments 10				0
Segment Information Schedule Of Operating Results By Geographic Segments 11				0
Segment Information Schedule Of Operating Results By Geographic Segments 12				3,160,854
Segment Information Schedule Of Operating Results By Geographic Segments 13				3,079,146
Segment Information Schedule Of Operating Results By Geographic Segments 14				0
Segment Information Schedule Of Operating Results By Geographic Segments 15				0
Segment Information Schedule Of Operating Results By Geographic Segments 16				0
Segment Information Schedule Of Operating Results By Geographic Segments 17				0
Segment Information Schedule Of Operating Results By Geographic Segments 18				3,079,146
Segment Information Schedule Of Operating Results By Geographic Segments 19				5,722,182
Segment Information Schedule Of Operating Results By Geographic Segments 20				186,702
Segment Information Schedule Of Operating Results By Geographic Segments 21				80,544
Segment Information Schedule Of Operating Results By Geographic Segments 22				0
Segment Information Schedule Of Operating Results By Geographic Segments 23				905,863
Segment Information Schedule Of Operating Results By Geographic Segments 24				6,895,291
Segment Information Schedule Of Operating Results By Geographic Segments 25				5,218,743
Segment Information Schedule Of Operating Results By Geographic Segments 26				200,160
Segment Information Schedule Of Operating Results By Geographic Segments 27				219,218
Segment Information Schedule Of Operating Results By Geographic Segments 28				1,946,506
Segment Information Schedule Of Operating Results By Geographic Segments 29				20,622
Segment Information Schedule Of Operating Results By Geographic Segments 30				7,605,249
Segment Information Schedule Of Operating Results By Geographic Segments 31				526,895
Segment Information Schedule Of Operating Results By Geographic Segments 32				252
Segment Information Schedule Of Operating Results By Geographic Segments 33				60,849
Segment Information Schedule Of Operating Results By Geographic Segments 34				29,733
Segment Information Schedule Of Operating Results By Geographic Segments 35				2,747
Segment Information Schedule Of Operating Results By Geographic Segments 36				620,476
Segment Information Schedule Of Operating Results By Geographic Segments 37				(34,475)
Segment Information Schedule Of Operating Results By Geographic Segments 38				97,629
Segment Information Schedule Of Operating Results By Geographic Segments 39				0
Segment Information Schedule Of Operating Results By Geographic Segments 40				501
Segment Information Schedule Of Operating Results By Geographic Segments 41				31
Segment Information Schedule Of Operating Results By Geographic Segments 42				63,686
Segment Information Schedule Of Operating Results By Geographic Segments 43				(8,354,199)
Segment Information Schedule Of Operating Results By Geographic Segments 44				(484,743)
Segment Information Schedule Of Operating Results By Geographic Segments 45				(360,611)
Segment Information Schedule Of Operating Results By Geographic Segments 46				(1,976,740)
Segment Information Schedule Of Operating Results By Geographic Segments 47				(929,263)
Segment Information Schedule Of Operating Results By Geographic Segments 48				$ (12,105,556)