Income Taxes (Details 3) - USD ($) $ in Thousands	Jul. 31, 2016	Jul. 31, 2015
Deferred tax assets:
Allowance for doubtful accounts	$ 1,396	$ 992
Accrued compensation and benefits	43,594	40,391
State taxes	638	577
Accrued other	3,018	3,967
Deferred revenue	(545)	798
Property and equipment	14,170	16,957
Losses carried forward	3,312	4,362
Federal tax benefit	10,757	7,832
Total gross deferred tax assets	76,340	75,876
Less valuation allowance	(5,420)	(2,650)
Net deferred tax assets	70,920	73,226
Deferred tax liabilities:
Vehicle pooling costs	(8,871)	(7,749)
Prepaid insurance	(1,142)	(890)
Intangibles and goodwill	(39,773)	(37,673)
Total gross deferred tax liabilities	(49,786)	(46,312)
Net deferred tax assets	$ 21,134	$ 26,914

The tax effect as of the balance sheet date of the amount of the estimated future tax deductions attributable to Federal tax benefit recognized only for tax purposes and which will reverse when recognized under generally accepted accounting principles.

No definition available.