Income Taxes	9 Months Ended
Apr. 30, 2020
Income Taxes [Abstract]
Income Tax Disclosure [Text Block]	Income TaxesThe effective income tax rate for the three and nine months ended April 30, 2020, was 38.5% and 20.2%, respectively. The effective income tax rate for three months ended April 30, 2020, was higher than the effective income tax rate for same period in the prior year primarily due to an increase in the valuation allowance against foreign tax credit carryforwards resulting from a decrease in our expectations of future foreign source income.The effective income tax rate for the three and nine months ended April 30, 2019, was 15.1% and 19.5%, respectively.

The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-URI http://asc.fasb.org/topic&trid=2144680

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