Debt - Narrative (Details) $ in Thousands	12 Months Ended
	Sep. 02, 2023 USD ($)	Sep. 03, 2022 USD ($)	Aug. 28, 2021 USD ($)	Jul. 31, 2023 USD ($)	Jan. 31, 2023 USD ($)	Mar. 31, 2020 USD ($)	Jun. 30, 2018 USD ($)	Jan. 31, 2018 USD ($)	Apr. 30, 2017 USD ($)	Jul. 31, 2016 USD ($)
Debt Instrument [Line Items]
Proceeds from lines of credit	$ 333,000	$ 374,000	$ 583,500
Shelf Facility Agreements
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity								$ 250,000
Private Placement Debt and Shelf Facility Agreements
Debt Instrument [Line Items]
Maximum consolidated leverage ratio of total indebtedness to EBITDA	3.00
Maximum consolidated leverage ratio of total indebtedness to EBITDA after material acquisition	3.50
Minimum consolidated interest coverage ratio of EBITDA to total interest expense	3.00
Committed Bank Facility
Debt Instrument [Line Items]
Outstanding balance	$ 50,000	245,000
Amended Uncommitted Credit Facilities
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity	$ 203,000
Credit facility, expiration term	1 year
Outstanding balance	$ 180,000	$ 200,000
Proceeds from lines of credit	333,000
Repayment of loan facility	$ 548,000
Line of credit facility, interest rate at period end	6.17%	3.42%
Amended Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity									$ 600,000
Credit facility, expiration term	5 years
Amended Revolving Credit Facility | Letter of Credit
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity	$ 50,000
Outstanding balance	5,269
Amended Revolving Credit Facility | Committed Bank Facility
Debt Instrument [Line Items]
Available increase in amount borrowed	300,000
Senior Notes Series B | Private Placement Debt
Debt Instrument [Line Items]
Principal amount	$ 100,000	$ 100,000								$ 100,000
Interest rate	2.90%									2.90%
Senior Notes Due June 11, 2025 | Private Placement Debt
Debt Instrument [Line Items]
Principal amount	$ 20,000	20,000					$ 20,000
Interest rate	3.79%						3.79%
Senior notes, Due March 5, 2027 | Private Placement Debt
Debt Instrument [Line Items]
Principal amount	$ 50,000	50,000				$ 50,000
Interest rate	2.60%					2.60%
Senior Notes Series A
Debt Instrument [Line Items]
Interest rate	2.65%
Senior Notes Series A | Private Placement Debt
Debt Instrument [Line Items]
Principal amount	$ 0	$ 75,000		$ 75,000
Interest rate	2.65%			2.65%
Series Notes Due March 5, 2024 | Shelf Facility Agreements
Debt Instrument [Line Items]
Outstanding balance	$ 50,000
Interest rate	2.40%
Series Notes Due January 12, 2023 | Shelf Facility Agreements
Debt Instrument [Line Items]
Outstanding balance					$ 50,000
Interest rate					3.04%