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SUPPLEMENTAL FINANCIAL STATEMENT DATA - Equipment and Leasehold Improvements, Net - Tabular Disclosure (Details) - USD ($) $ in Thousands	Dec. 30, 2022	Dec. 31, 2021
Equipment and Leasehold Improvements
Equipment under finance leases	$ 5,503	$ 3,286
Equipment and leasehold improvements, gross	51,431	39,891
Accumulated depreciation and amortization	(28,894)	(23,134)
Total equipment and leasehold improvements, net	22,537	16,757
Furniture and Fixtures
Equipment and Leasehold Improvements
Equipment and leasehold improvements	4,062	4,070
Computer Hardware and Software
Equipment and Leasehold Improvements
Equipment and leasehold improvements	35,635	26,425
Leasehold Improvements
Equipment and Leasehold Improvements
Equipment and leasehold improvements	3,097	3,011
Automobiles Trucks and Field Equipment
Equipment and Leasehold Improvements
Equipment and leasehold improvements	$ 3,134	$ 3,099

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Amount, before accumulated amortization, of right-of-use asset from finance lease.

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Amount of accumulated depreciation and amortization from plant, property, and equipment and right-of-use asset from finance lease.

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