Leases (Narrative) (Details) - USD ($) $ in Thousands	9 Months Ended
	Oct. 01, 2022	Jan. 01, 2022
Schedule Of Lease Balances [Line Items]
Operating lease right-of-use assets	$ 78,167	$ 47,245
Operating lease liability	83,617	$ 51,231
Premises lease for the Midlothian, Texas facility [Member]
Schedule Of Lease Balances [Line Items]
Operating lease right-of-use assets	39,900
Operating lease liability	$ 39,900
Description of operating lease option to extend	The noncancellable lease term is 15 years from the lease commencement date, together with three five-year extension options that the Company is reasonably certain to exercise.
Description of operating lease	At the lease commencement date, the estimated lease payments, net of leasehold incentives, were discounted at the Company's estimated incremental borrowing rate applicable to the 30-year lease term of 10.3%.
Lease term	30 years