Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 25, 2021	Dec. 26, 2020
Current Assets:
Cash and cash equivalents	$ 152,207	$ 136,720
Marketable securities	309,344	237,002
Accounts receivable, less allowance of $1,007 and $784	179,766	149,251
Inventories, net	222,311	191,217
Prepaid expenses and other current assets	21,846	17,471
Total current assets	885,474	731,661
Property, plant and equipment, net	85,685	87,950
Goodwill	313,891	306,632
Identifiable intangible assets, net	292,892	318,357
Deferred income taxes	2,254	2,235
Other assets	23,067	21,337
Total assets	1,603,263	1,468,172
Current liabilities:
Accounts payable	50,867	40,183
Accrued liabilities	42,642	37,075
Deferred revenue	26,551	14,334
Other current liabilities	28,557	28,499
Total current liabilities	148,617	120,091
Deferred income taxes	54,354	55,623
Other non-current liabilities	26,742	27,712
Total liabilities	229,713	203,426
Commitments and contingencies
Stockholders’ equity:
Common stock	49	49
Additional paid-in capital	1,248,703	1,233,967
Accumulated other comprehensive income	3,024	4,568
Retained earnings	121,774	26,162
Total stockholders’ equity	1,373,550	1,264,746
Total liabilities and stockholders’ equity	$ 1,603,263	$ 1,468,172