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Income Taxes (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Aug. 31, 2021 | Aug. 31, 2020 | Aug. 31, 2019
Income Tax [Line Items] |  |  |
Operating loss carryforwards | $ 4,500 | $ 3,900 |
Net deferred tax asset | 300 | 300 |
Tax credit carryforwards | 3,911 | 3,374 |
Interest and penalties included in income tax expense | 300 | 500 |
Unrecognized tax benefits | 9,314 | 9,352 | $ 9,384
Unrecognized tax benefits that would impact the effective tax rate | 9,100 | $ 9,200 |
Unrecognized tax benefits affected by the resolution of tax examinations or expiring statutes of limitation | $ 300 |  |
Provision for income taxes | 18.80% | 19.60% |
Accrued interest and penalties related to uncertain tax positions | $ 1,200 | $ 1,000 |
Foreign Tax Authority [Member] |  |  |
Income Tax [Line Items] |  |  |
Tax credit carryforwards | $ 3,700 | $ 3,200 |

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- Definition Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d)(3) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
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- Definition Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32632-109319 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32621-109319 + Details
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