Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Apr. 03, 2022	Apr. 04, 2021
Cash flows from operating activities:
Net loss	$ (15,747)	$ (2,053)
Adjustments to reconcile net loss to net cash flows (used in) provided by operating activities:
Depreciation and amortization	6,458	6,482
Amortization of debt issuance costs included in interest expense	172	160
Long-term incentive and stock-based compensation	3,216	235
Change in fair value of contingent consideration	0	56
Cash paid for contingent consideration in excess of initial valuation	0	(3,356)
Deferred income taxes	(197)	(1,697)
Non-cash revenue related to customer equipment	0	(2,481)
Changes in operating assets and liabilities:
Accounts receivable	(86)	3,265
Inventories	(3,843)	(4,061)
Prepaid expenses and other assets	(2,139)	4,546
Accounts payable and accrued expenses	4,057	2,187
Deferred revenue	(2,684)	(14,514)
Income tax payable and receivable	1	2,807
Net cash used in operating activities	(10,792)	(8,424)
Cash flows from investing activities:
Purchase of software and licenses	(400)	(219)
Purchases of property and equipment	(4,414)	(5,178)
Net cash used in investing activities	(4,814)	(5,397)
Cash flows from financing activities:
Net proceeds on Revolver	9,392	13,030
Proceeds from employee stock purchase plan	659	0
Cash paid for offering costs	0	(1,199)
Cash paid for capital leases	(334)	0
Distributions to VIE member	(337)	(981)
Repayment of Financing	(256)	(249)
Net cash provided by financing activities	9,124	10,601
Net change in cash and cash equivalents	(6,482)	(3,220)
Cash and cash equivalents - beginning of period	12,917	7,436
Cash and cash equivalents - end of period	6,435	4,216
Supplemental disclosure of cash flow information:
Interest	882	1,009
Income taxes	2	(1,534)
Noncash investing and financing activity:
Capital expenditures incurred, not yet paid	1,537	6,622
Equipment acquired through capital lease obligations	9,035	2,470
Intangible assets acquired, not yet paid	$ 1,628	$ 0