Banking Facilities and Debt (Details) $ in Millions			6 Months Ended
	Aug. 03, 2023 USD ($)	May 07, 2015	Jun. 30, 2025 USD ($)
Banking facilities and other debt
Total Debt			$ 0.0
Maximum
Banking facilities and other debt
Pro forma Cash Flow Leverage Ratio to be maintained to purchase, redeem or otherwise acquire shares of common stock			3
Cash flow leverage ratio		3.5
Revolving Facility
Banking facilities and other debt
Maximum borrowing capacity	$ 75.0
Accordion feature period	4 years
Maximum borrowing capacity accordion feature	$ 50.0
Letters of credit outstanding			$ 7.4
Revolving Facility | SOFR
Banking facilities and other debt
Interest rate margin (as a percent)	0.10%
Revolving Facility | Minimum
Banking facilities and other debt
Commitment fee (as a percent)	0.225%
Revolving Facility | Minimum | Lender's prime rate
Banking facilities and other debt
Interest rate margin (as a percent)	0.00%
Revolving Facility | Minimum | SOFR
Banking facilities and other debt
Interest rate margin (as a percent)	1.00%
Revolving Facility | Maximum
Banking facilities and other debt
Commitment fee (as a percent)	0.35%
Revolving Facility | Maximum | Lender's prime rate
Banking facilities and other debt
Interest rate margin (as a percent)	1.00%
Revolving Facility | Maximum | SOFR
Banking facilities and other debt
Interest rate margin (as a percent)	2.00%
Letter of Credit
Banking facilities and other debt
Maximum borrowing capacity	$ 10.0