Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Apr. 30, 2012	Jul. 31, 2011
Current assets:
Cash and cash equivalents	$ 156,470	$ 220,426
Restricted cash and cash equivalents-short-term	6,621	4,128
Certificates of deposit	0	3,542
Trade accounts receivable, net of allowance for doubtful accounts of $13,493 at April 30, 2012 and $15,375 at July 31, 2011	73,427	100,146
Prepaid expenses	16,679	21,920
Investments - short-term	90	198
Deferred income tax assets, net - current portion	612	0
Other current assets	18,270	13,720
Assets of discontinued operations	0	63,140
Total current assets	272,169	427,220
Property, plant and equipment, net	85,629	90,471
Goodwill	14,923	15,012
Other intangibles, net	2,092	2,661
Investments - long-term	7,221	8,721
Restricted cash and cash equivalents - long-term	10,466	12,241
Other assets	8,829	11,840
Total assets	401,329	568,166
Current liabilities:
Trade accounts payable	41,150	42,269
Accrued expenses	164,995	166,617
Deferred revenue	80,296	78,852
Income taxes payable	1,850	2,257
Capital lease obligations - current portion	0	1,701
Notes payable - current portion	518	611
Other current liabilities	3,313	3,287
Liabilities of discontinued operations	0	25,826
Total current liabilities	292,122	321,420
Notes payable - long-term portion	29,708	29,564
Deferred income tax liabilities, net - long-term portion	654	0
Income taxes payable - long-term portion	0	3,781
Other liabilities	7,417	9,611
Total liabilities	329,901	364,376
Commitments and contingencies
IDT Corporation stockholders' equity:
Preferred stock, $.01 par value; authorized shares - 10,000; no shares issued	0	0
Additional paid-in capital	394,260	520,732
Treasury stock, at cost, consisting of 1,698 and 1,698 shares of Class A common stock and 2,500 and 2,477 shares of Class B common stock at April 30, 2012 and July 31, 2011, respectively	(95,151)	(94,941)
Accumulated other comprehensive income	1,677	3,027
Accumulated deficit	(230,272)	(219,992)
Total IDT Corporation stockholders' equity	70,784	209,095
Noncontrolling interests:
Noncontrolling interests	644	(4,305)
Receivable for issuance of equity	0	(1,000)
Total noncontrolling interests	644	(5,305)
Total equity	71,428	203,790
Total liabilities and equity	401,329	568,166
Class A common stock
IDT Corporation stockholders' equity:
Common stock, value	33	33
Class B common stock
IDT Corporation stockholders' equity:
Common stock, value	$ 237	$ 236