Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 30, 2025	Mar. 31, 2024
Cash flows from operating activities:
Net loss	$ (6,034)	$ (18,650)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	1,684	1,488
Stock-based compensation	5,496	4,544
Gain on investments, net	(467)	(883)
Deferred income taxes	(136)	84
Provision for excess and obsolete inventory	1,435	1,132
Changes in assets and liabilities:
Accounts receivable, net	13,504	12,288
Inventories	3,206	36,449
Prepaid expenses and other assets	(620)	367
Accounts payable	(3,603)	(8,516)
Accrued employee compensation	(4,313)	907
Other accrued liabilities	(19,102)	(12,605)
Deferred revenue	(164)	1,719
Income taxes payable	365	(1,134)
Net cash provided by (used in) operating activities	(8,749)	17,190
Cash flows from investing activities:
Purchases of short-term investments	(29,759)	(38,829)
Proceeds from maturities of short-term investments	30,000	30,000
Purchases of property and equipment	(1,396)	(2,510)
Purchases of long-term investments	(105)	0
Net cash used in investing activities	(1,260)	(11,339)
Cash flows from financing activities:
Repurchases of common stock	(8,162)	(11,444)
Restricted stock unit withholdings	(5,141)	(454)
Proceeds from exercise of stock options	4,590	0
Proceeds from issuance of common stock under employee stock purchase plan	2,089	1,986
Net cash used in financing activities	(6,624)	(9,912)
Net decrease in cash and cash equivalents	(16,633)	(4,061)
Cash and cash equivalents, at beginning of period	286,444	176,717
Cash and cash equivalents, at end of period	269,811	172,656
Non-cash investing and financing activities:
Unpaid property and equipment	$ 1,364	$ 968