Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $)	6 Months Ended
	Jan. 31, 2014	Jan. 31, 2013
Cash flows from operating activities:
Net (loss) income	$ (128,593)	$ 2,474,238
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	2,102,492	1,183,767
(Provision) benefit for deferred income taxes	(148,589)	(890,374)
Share based compensation expense	178,100	255,985
Tax impact of share-based compensation	(31,695)	0
Gain on sale of assets and investment securities	0	(9,100)
Provisions for contract adjustments and doubtful accounts	(245,828)	(21,987)
Decrease (increase) in:
- contract receivables	5,653,165	10,292,264
- other current assets	(869,757)	(1,089,053)
- income tax receivable	1,161,386	2,502,431
- other non-current assets	58,320	12,596
(Decrease) increase in:
- accounts payable	(1,468,585)	(2,107,668)
- accrued payroll costs	(113,580)	343,709
- income taxes payable	(2,873)	321,911
- billings in excess of revenue	(109,183)	(1,694,637)
- other accrued liabilities	346,888	(302,702)
Net cash provided by operating activities	6,381,668	11,271,380
Cash flows from investing activities:
Acquistion of noncontrolling interest of subsidiaries	(689,361)	(577,272)
Purchase of property, building and equipment	(880,263)	(1,336,581)
Sale (purchase) of investment securities	55,989	(1,536,550)
Net cash used in investing activities	(1,513,635)	(3,450,403)
Cash flows from financing activities:
Dividends paid	(1,019,955)	(2,037,323)
Proceeds from debt	545,877	0
Repayment of debt and capital lease obligations	(654,544)	(230,050)
Net repayments of lines of credit	(4,517,317)	(5,543,495)
Distributions to noncontrolling interests	(380,048)	(808,429)
Purchase of treasury stock	(173,278)	0
Net cash used in financing activities	(6,199,265)	(8,619,297)
Effect of exchange rate changes on cash and cash equivalents	19,196	194,040
Net decrease in cash and cash equivalents	(1,312,036)	(604,280)
Cash and cash equivalents at beginning of period	9,444,660	10,467,770
Cash and cash equivalents at end of period	8,132,624	9,863,490
Cash paid during the year for:
- Interest	91,769	179,573
- Income Taxes	(1,249,299)	284,285
Supplemental disclosure of non-cash items:
Dividends declared and not paid	1,033,551	0
Acquisition of noncontrolling interest of subsidiaries - loan / stock	1,041,824	212,401
Change in accounts payable due to equipment purchases	$ 109,701	$ 670,678