Leases - Schedule of Balance Sheet Location of Operating Leases (Details) - USD ($) $ in Thousands	Mar. 29, 2025	Sep. 28, 2024
ROU assets:
Operating lease, right-of-use asset	$ 24,475	$ 15,257
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Lease Liabilities:
Operating lease, liability, current	$ 4,382	$ 1,647
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other current liabilities	Accrued expenses and other current liabilities
Operating lease, liability, noncurrent	$ 23,926	$ 16,076
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Total lease liabilities	$ 28,308	$ 17,723