Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Oct. 31, 2013	Jul. 31, 2013
Current assets:
Cash and cash equivalents	$ 150,822	$ 146,960
Restricted cash and cash equivalents-short-term	40,258	34,988
Marketable securities	11,002	9,684
Trade accounts receivable, net of allowance for doubtful accounts of $13,540 at October 31, 2013 and $13,079 at July 31, 2013	63,351	65,078
Prepaid expenses	18,268	19,175
Deferred income tax assets, net-current portion	1,689	1,689
Other current assets	13,306	12,730
Total current assets	298,696	290,304
Property, plant and equipment, net	80,376	80,742
Goodwill	14,881	14,807
Other intangibles, net	1,552	1,390
Investments	10,313	9,605
Restricted cash and cash equivalents-long-term	2,763	7,407
Deferred income tax assets, net-long-term portion	18,699	20,000
Other assets	14,001	11,152
Total assets	441,281	435,407
Current liabilities:
Revolving credit loan payable	15,000	21,062
Trade accounts payable	33,692	39,323
Accrued expenses	148,205	145,432
Deferred revenue	95,976	91,227
Customer deposits	36,945	28,663
Income taxes payable	904	761
Dividends payable		1,837
Notes payable-current portion	539	535
Other current liabilities	5,876	4,829
Total current liabilities	337,137	333,669
Notes payable-long-term portion	6,558	6,624
Other liabilities	4,080	5,978
Total liabilities	347,775	346,271
Commitments and contingencies
IDT Corporation stockholders' equity:
Preferred stock, $.01 par value; authorized shares-10,000; no shares issued
Additional paid-in capital	388,762	388,533
Treasury stock, at cost, consisting of 1,698 and 1,698 shares of Class A common stock and 2,884 and 2,878 shares of Class B common stock at October 31, 2013 and July 31, 2013, respectively	(98,939)	(98,836)
Accumulated other comprehensive income	3,005	2,341
Accumulated deficit	(200,188)	(203,711)
Total IDT Corporation stockholders' equity	92,916	88,603
Noncontrolling interests	590	533
Total equity	93,506	89,136
Total liabilities and equity	441,281	435,407
Class A Common Stock [Member]
IDT Corporation stockholders' equity:
Common stock, value	33	33
Class B Common Stock [Member]
IDT Corporation stockholders' equity:
Common stock, value	$ 243	$ 243