Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jan. 31, 2014		Jan. 31, 2013
Operating activities
Net income	$ 7,023		$ 7,663
Adjustments to reconcile net income to net cash provided by operating activities:
Net loss from discontinued operations			1,865
Depreciation and amortization	7,955		7,000
Deferred income taxes	2,614		5,681
Provision for doubtful accounts receivable	548		1,786
Gain on proceeds from insurance	(571)	[1]		[1]
Interest in the equity of investments	(852)		(600)
Stock-based compensation	4,127		2,818
Change in assets and liabilities:
Restricted cash and cash equivalents	(14,437)		(12,661)
Trade accounts receivable	3,465		13,311
Prepaid expenses, other current assets and other assets	(2,119)		3,784
Trade accounts payable, accrued expenses, other current liabilities and other liabilities	(23,300)		(16,357)
Customer deposits	22,777		10,304
Income taxes payable	665		(572)
Deferred revenue	5,873		2,620
Net cash provided by operating activities	13,768		26,642
Investing activities
Capital expenditures	(7,847)		(7,462)
Collection of notes receivable			750
Increase in investments			(1,069)
Proceeds from sale and redemption of investments	1,019		99
Proceeds from insurance	571
Purchases of marketable securities	(11,631)
Proceeds from maturities and sales of marketable securities	10,094
Net cash used in investing activities	(7,794)		(7,682)
Financing activities
Dividends paid	(5,754)		(17,124)
Distributions to noncontrolling interests	(626)		(816)
Purchases of stock of subsidiary	(1,133)		(1,804)
Proceeds from exercise of stock options	528
Proceeds from revolving credit loan payable	30,000
Proceeds from sale of stock of subsidiary			145
Repayments of revolving credit loan payable and other borrowings	(36,187)		(118)
Repurchases of Class B common stock	(955)		(1,078)
Net cash used in financing activities	(14,127)		(20,795)
Discontinued operations
Net cash used in operating activities			(1,114)
Effect of exchange rate changes on cash and cash equivalents	(646)		2,079
Net decrease in cash and cash equivalents	(8,799)		(870)
Cash and cash equivalents (including discontinued operations) at beginning of period	146,960		151,504
Cash and cash equivalents (including discontinued operations) at end of period	138,161		150,634
Less cash and cash equivalents of discontinued operations at end of period			(2,204)
Cash and cash equivalents (excluding discontinued operations) at end of period	138,161		148,430
Supplemental schedule of non-cash investing and financing activities
Adjustment to liabilities in connection with the Straight Path Spin-Off	1,624
Escrow account overages included in other current assets used to reduce notes payable			$ 1,340

[1] (a) In the six months ended January 31, 2014, the Company received proceeds from insurance of $0.6 million related to water damage to portions of the Company's building and improvements at 520 Broad Street, Newark, New Jersey. The damage occurred in a prior period. The Company recorded a gain of $0.6 million from this insurance claim.