Debt - Private Placement Debt Narrative (Details) - Private Placement Debt - USD ($)	Dec. 02, 2023	Sep. 02, 2023	Jul. 31, 2016
Senior Notes Series B
Debt Instrument [Line Items]
Principal amount	$ 100,000,000	$ 100,000,000	$ 100,000,000
Interest rate	2.90%		2.90%
Senior Notes Due June 11, 2025
Debt Instrument [Line Items]
Principal amount	$ 20,000,000	20,000,000	$ 20,000,000
Interest rate	3.79%		3.79%
Senior notes, Due March 5, 2027
Debt Instrument [Line Items]
Principal amount	$ 50,000,000	$ 50,000,000	$ 50,000,000
Interest rate	2.60%		2.60%