Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2014
Cash flows from operating activities:
Net income	$ 608	$ 4,200	$ (790)
Adjustments to reconcile net income to net cash provided by operating activities:
Impairment of long-lived assets	375	0	0
Impairment of goodwill	0	104	0
Impairment of Investment in ECSI	0	355	0
Depreciation and amortization	1,143	1,467	4,176
Deferred income tax benefit	1,697	1,154	(818)
Share based compensation expense	37	59	353
Tax impact of share-based compensation	0	(92)	(32)
Loss (gain) on sale of assets and investment securities	135	(186)	(13)
Net provision for (recovery of) contract adjustments and doubtful accounts	(910)	(413)	174
Net bad debt (recovery) expense	453	(326)	90
Decrease (increase) in:
- contract receivables	7,394	(934)	1,855
- other current assets	(400)	(440)	192
- income tax receivable	(329)	270	3,247
- other non-current assets	42	48	29
(Decrease) increase in:
- accounts payable	(3,157)	1,052	24
- accrued payroll costs	(1,909)	1,805	630
- income taxes payable	40	132	(41)
- billings in excess of revenue	607	(1,909)	(1,419)
- other accrued liabilities	(29)	202	446
Net cash provided by operating activities	5,797	6,548	8,103
Cash flows from investing activities:
Acquisition of noncontrolling interest of subsidiaries	0	(50)	(689)
Proceeds from sale of subsidiary	150	0	0
Purchase of property, building and equipment	(722)	(735)	(1,965)
Proceeds from sale of property, building and equipment	5	255	0
Proceeds from maturity of investments	26	0	0
Purchase of investment securities	(154)	(33)	53
Net cash used in investing activities	(695)	(563)	(2,601)
Cash flows from financing activities:
Dividends paid	(2,066)	(2,066)	(2,054)
Proceeds from debt	6	384	544
Repayment of debt	(547)	(753)	(710)
Net (repayments of) borrowings under lines of credit	(380)	(870)	(4,956)
Distributions to noncontrolling interests	(530)	(537)	(665)
Purchase of treasury stock	0	0	(173)
Net cash used in financing activities	(3,517)	(3,842)	(8,014)
Effect of exchange rate changes on cash and cash equivalents	(226)	(329)	(43)
Net increase (decrease) in cash and cash equivalents	1,359	1,814	(2,555)
Cash and cash equivalents at beginning of period	8,703	6,889	9,444
Cash and cash equivalents at end of period	10,062	8,703	6,889
Cash paid (received) during the period for:
Interest	151	110	146
Income taxes	2,742	1,542	(2,303)
Supplemental disclosure of non-cash items:
Dividends declared and not paid	861	1,033	1,033
Acquisition of noncontrolling interest of subsidiaries (loans receivable and stock)	0	233	1,073
Sale of subsidiary (loans receivable)	75	0	0
Proceeds from capital lease obligations	$ 69	$ 322	$ 43