Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2015	Oct. 31, 2014
Operating activities
Net income	$ 4,575	$ 80,354
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	5,052	4,405
Deferred income taxes	2,785	594
Provision for doubtful accounts receivable	$ 873	44
Gain on sale of interest in Fabrix Systems Ltd.		(75,145)
Realized (gain) loss on marketable securities	$ (543)	40
Interest in the equity of investments	155	(1,898)
Stock-based compensation	771	848
Change in assets and liabilities:
Restricted cash and cash equivalents	8,395	3,769
Trade accounts receivable	(2,091)	7,364
Prepaid expenses, other current assets and other assets	2,352	2,937
Trade accounts payable, accrued expenses, other current liabilities and other liabilities	(3,465)	(9,766)
Customer deposits	(4,985)	(3,939)
Income taxes payable	148	(291)
Deferred revenue	(69)	(1,025)
Net cash provided by operating activities	13,953	8,291
Investing activities
Capital expenditures	(5,519)	(6,111)
Proceeds from sale of interest in Fabrix Systems Ltd., net of cash and cash equivalents sold.	4,769	36,039
Purchase of investments		(218)
Proceeds from sale and redemption of investments	17	23
Purchases of marketable securities	(14,911)	(9,065)
Proceeds from maturities and sales of marketable securities	8,861	6,818
Net cash (used in) provided by investing activities	(6,783)	27,486
Financing activities
Dividends paid	(4,199)	(3,950)
Distributions to noncontrolling interests	(600)	(750)
Repayments of revolving credit loan payable and other borrowings	(6,353)	(13,065)
Repurchases of Class B common stock	(23)	(559)
Net cash used in financing activities	(11,175)	(18,324)
Effect of exchange rate changes on cash and cash equivalents	(884)	(3,074)
Net (decrease) increase in cash and cash equivalents	(4,889)	14,379
Cash and cash equivalents at beginning of period	110,361	153,823
Cash and cash equivalents at end of period	$ 105,472	168,202
Supplemental schedule of non-cash investing and financing activities
Net liabilities excluding cash and cash equivalents of Fabrix Systems Ltd. sold		$ 14,333