Condensed Consolidated Balance Sheets (Unaudited) - USD ($)	Oct. 31, 2015	Jul. 31, 2015
Current assets:
Cash and cash equivalents	$ 9,396,102	$ 8,703,347
Investment securities available for sale	1,447,491	1,433,732
Contract receivables, net of allowance for doubtful accounts and contract adjustments of $5,480,561 and $5,537,901, respectively	37,538,284	42,866,156
Deferred income taxes	3,293,883	3,878,401
Income tax receivable	0	297,246
Other current assets	2,658,803	1,330,996
Total current assets	54,334,563	58,509,878
Property, buildings and equipment, net of accumulated depreciation of $22,957,520 and $23,438,269, respectively	6,903,402	7,113,694
Deferred income taxes	388,461	933,890
Other assets	1,755,709	1,931,875
Total assets	63,382,135	68,489,337
Current liabilities:
Accounts payable	8,101,153	10,409,656
Lines of credit	285,043	672,272
Accrued payroll costs	6,580,401	8,687,643
Income taxes payable	655,364	0
Current portion of long-term debt and capital lease obligations	286,805	551,148
Billings in excess of revenue	2,728,536	2,618,453
Other accrued liabilities	3,457,705	3,931,284
Total current liabilities	22,095,007	26,870,456
Income taxes payable	107,035	107,035
Deferred income taxes	619,215	631,889
Long-term debt and capital lease obligations	$ 348,726	$ 395,098
Commitments and contingencies (Note 14)
Shareholders' equity:
Preferred stock, par value $.01 per share (2,000,000 shares authorized; no shares issued)	$ 0	$ 0
Capital in excess of par value	16,583,681	16,575,286
Retained earnings	23,910,576	23,246,483
Accumulated other comprehensive loss	(2,093,052)	(1,726,339)
Treasury stock, at cost (Class A common: 37,712 and 42,245 shares; Class B common: 64,801 shares)	(1,172,071)	(1,223,899)
Total Ecology and Environment, Inc. shareholders' equity	37,273,072	36,915,469
Noncontrolling interests	2,939,080	3,569,390
Total shareholders' equity	40,212,152	40,484,859
Total liabilities and shareholders' equity	63,382,135	68,489,337
Class A [Member]
Shareholders' equity:
Common stock	30,331	30,232
Class B [Member]
Shareholders' equity:
Common stock	$ 13,607	$ 13,706