CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 28, 2025	Jun. 29, 2024
Operating activities
Net loss	$ (27,994)	$ (15,165)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Depreciation and amortization expense	10,460	8,480
Amortization of intangible assets	27	21
Share-based compensation expense	5,145	5,910
Stock awards issued for non-employee director service	25	19
Stock awards related to officers and directors stock purchase plan from payroll deferral	0	4
Amortization of deferred financing costs	32	32
Changes in operating assets and liabilities:
Accounts receivable	(1,437)	1,217
Inventory	(3,656)	19,613
Other current assets	921	(2,032)
Other non-current assets	102	15
Accounts payable and accrued expenses	(4,701)	(17,802)
Other current liabilities	789	(566)
Right-of-use obligation - operating leases - current	(25)	1,169
Right-of-use obligation - operating leases - long-term	22	(790)
Other non-current liabilities	230	(107)
Net cash (used in) provided by operating activities	(20,060)	18
Investing activities
Additions to property and equipment	(4,408)	(14,567)
Payments for intangible assets	0	(40)
Net cash used in investing activities	(4,408)	(14,607)
Financing activities
Borrowings from revolving loan payable	10,213	127
Payments made on revolving loan payable	(213)	(127)
Payments on finance leases	(1,786)	(2,157)
Net proceeds from issuance of common stock for ESPP	96	202
Statutory tax withholding payment for share-based compensation	(465)	(429)
Net cash provided by (used in) financing activities	7,845	(2,384)
Effect of exchange rate changes on cash	0	87
Net change in cash and cash equivalents	(16,623)	(16,886)
Cash and cash equivalents, beginning of period	36,397	50,951
Cash and cash equivalents, end of period	19,774	34,065
Supplemental disclosure of non-cash investing and financing activities:
Right-of-use operating asset acquired	0	12,857
Accrued asset purchases	469	888
Share-based compensation expense capitalized in property and equipment	502	431
Supplemental disclosure of cash flow information:
Cash paid during the period for income taxes	129	48
Cash paid during the period for interest	642	586
Cash received during the period for interest	$ 441	$ 791