OTHER FINANCIAL STATEMENT INFORMATION (Tables)

6 Months Ended

Jul. 01, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Accounts Receivable, Net

The following tables provide details of selected balance sheet components:

Accounts receivable, net:	As of
(in thousands)	July 1, 2022		December 31, 2021
Accounts receivable	$	109,268	$	91,382
Less: allowances for expected credit losses and sales returns	(2,917)		(2,853)
Total	$	106,351	$	88,529

Schedule of Inventories

Inventories:	As of
(in thousands)	July 1, 2022		December 31, 2021
Raw materials	$	27,916	$	22,245
Work-in-process	3,623		3,993
Finished goods	43,955		37,545
Service-related spares	7,142		7,412
Total	$	82,636	$	71,195

Schedule of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets:	As of
(in thousands)	July 1, 2022		December 31, 2021
Prepaid expenses	$	5,824	$	8,074
Contract assets	4,737		8,101
Other current assets	17,059		13,797
Total	$	27,620	$	29,972

Schedule of Property and Equipment, Net

Property and equipment, net:	As of
(in thousands)	July 1, 2022		December 31, 2021
Machinery and equipment	$	80,200	$	78,461
Capitalized software	37,945		38,306
Leasehold improvements	40,347		40,658
Furniture and fixtures	2,904		2,820
Construction-in-progress	3,421		1,892
Property and equipment, gross	164,817		162,137
Less: accumulated depreciation and amortization	(123,213)		(119,416)
Total	$	41,604	$	42,721

Schedule of Other Current Liabilities

Other current liabilities:	As of
(in thousands)	July 1, 2022		December 31, 2021
Accrued employee compensation and related expenses	$	20,943	$	26,820
Other	38,672		26,824
Total	$	59,615	$	53,644