Discontinued Operations - Narrative (Details) - USD ($)		6 Months Ended	12 Months Ended
	Jan. 03, 2020	Feb. 28, 2023	Aug. 31, 2022	Aug. 31, 2020	Mar. 12, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Reserve on potential collectability		$ 4,004,000	$ 4,004,000
Disposal by sale | Overall business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Period for payment of gross proceeds (in years)	4 years
Working capital adjustment		2,604,000	2,604,000		$ 10,700,000
Disposal group, including discontinued operations, additional reserve for estimated potential claims		2,892,000	2,892,000
Gross note receivable	$ 9,500,000	9,500,000	9,500,000
Long-term note receivable, estimated net realizable value		0	$ 0
Discontinued operation, gain (Loss) on disposal of discontinued operation, net of tax				$ 15,600,000
Disposal group, including discontinued operation, consideration receivable, notes receivable, working capital adjustments		2,600,000
Lower net assets transferred at closing		88,000
Disposal group, including discontinued operations, consideration receivable, notes receivable, working capital adjustments for cash remitted to bank account by former client		$ 2,500,000
Disposal group including discontinued operations, estimated lower percentage of gross wages		90.00%
Disposal group including discontinued operations, contingent consideration		$ 1,400,000
Disposal by sale | PEO business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Percentage of business sold	100.00%