Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Oct. 29, 2016	Oct. 31, 2015
Cash flows from operating activities:
Net income	$ 850	$ 583
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	234	296
Deferred income tax	247	979
Share based compensation expense	0	15
Tax impact of share-based compensation	(6)	0
Gain on sale of assets and investment securities	(9)	0
Net recovery of contract adjustments and doubtful accounts	(692)	(361)
Net bad debt (recovery) expense	121	(29)
Changes in:
- contract receivables	1,975	3,790
- other current assets	(694)	(891)
- income tax receivable	261	297
- other non-current assets	(5)	53
- accounts payable	964	(967)
- accrued payroll costs	(1,823)	(1,816)
- income taxes payable	3	684
- billings in excess of revenue	412	200
- other accrued liabilities	(54)	25
Net cash provided by operating activities	1,784	2,858
Cash flows from investing activities:
Proceeds from sale of subsidiary	0	150
Purchase of property, building and equipment	(128)	(317)
Proceeds from sale of property, building and equipment	9	0
Purchase of investment securities	(2)	(6)
Net cash used in investing activities	(121)	(173)
Cash flows from financing activities:
Dividends paid	(861)	(1,033)
Repayment of debt	(42)	(308)
Net borrowing repayments of under lines of credit	47	(352)
Distributions to noncontrolling interests	(3)	(94)
Net cash used in financing activities	(859)	(1,787)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(15)	(205)
Net increase in cash, cash equivalents and restricted cash	789	693
Cash, cash equivalents and restricted cash at beginning of period	10,161	8,703
Cash, cash equivalents and restricted cash at end of period	10,950	9,396
Cash paid (received) during the period for:
Interest	26	22
Income taxes	164	390
Supplemental disclosure of non-cash items:
Sale of subsidiary (loans receivable)	$ 75	$ 150