Stock-Based Compensation (Narrative) (Details)		3 Months Ended
Oct. 18, 2019 item shares	Nov. 30, 2019 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued under terms of the award		8,466
Fiscal 2020 Long Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of tranches \| item	3
Life of awards	3 years
Expiration date	Aug. 31, 2022
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Price of common stock as a percent of the average fair market value		85.00%
Shares issued to employee stock purchase plan participants		8,134
Common Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares withheld for tax		88
Shares withheld for tax, fair value \| $		$ 3,000
Time-Based Award [Member] \| Fiscal 2020 Long Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of tranches \| item	1
Performance-Based Award [Member] \| Fiscal 2020 Long Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of tranches \| item	2
Tranche One [Member] \| Time-Based Award [Member] \| Fiscal 2020 Long Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of shares plan participants are entitled to	25.00%
Vesting period of awards	3 years
Shares issued under terms of the award	25,101
Tranche Two and Three [Member] \| Performance-Based Award [Member] \| Fiscal 2020 Long Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of performance-based objectives	100.00%
Shares issued under terms of the award	75,315
Tranche Two and Three [Member] \| Performance-Based Award [Member] \| Minimum [Member] \| Fiscal 2020 Long Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of performance award to be granted	50.00%
Tranche Two and Three [Member] \| Performance-Based Award [Member] \| Maximum [Member] \| Fiscal 2020 Long Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percent of performance award to be granted	200.00%
New shares granted	150,630

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