Cash, Cash Equivalents, And Marketable Securities

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as current.

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Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Cash, Cash Equivalents, and Marketable Securities - Summary of Cash and Cash Equivalents (Details) - USD ($)	3 Months Ended		9 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 01, 2022	Oct. 02, 2021	Dec. 31, 2021
Cash and Cash Equivalents [Line Items]
Realized gains and losses on marketable securities	$ 0	$ 0	$ 0	$ 0
Total cash and cash equivalents	75,172,000		75,172,000		$ 51,333,000
Marketable securities	159,534,000		159,534,000		153,002,000
Total cash, cash equivalents, and marketable securities	234,706,000		234,706,000		204,335,000
U.S. government securities \| Short-Term Marketable Securities
Cash and Cash Equivalents [Line Items]
Marketable securities	109,548,000		109,548,000		60,279,000
Commercial paper
Cash and Cash Equivalents [Line Items]
Marketable securities	28,953,000		28,953,000		80,812,000
U.S. government agency securities
Cash and Cash Equivalents [Line Items]
Marketable securities	20,533,000		20,533,000		5,527,000
U.S. government agency securities \| Short-Term Marketable Securities
Cash and Cash Equivalents [Line Items]
Marketable securities	20,533,000		20,533,000
Corporate debt securities
Cash and Cash Equivalents [Line Items]
Marketable securities	249,000		249,000		3,576,000
Corporate debt securities \| Short-Term Marketable Securities
Cash and Cash Equivalents [Line Items]
Marketable securities	249,000		249,000
Municipal securities
Cash and Cash Equivalents [Line Items]
Marketable securities	251,000		251,000		2,808,000
Municipal securities \| Short-Term Marketable Securities
Cash and Cash Equivalents [Line Items]
Marketable securities	251,000		251,000
Cash
Cash and Cash Equivalents [Line Items]
Cash	33,807,000		33,807,000		26,442,000
Commercial paper
Cash and Cash Equivalents [Line Items]
Cash equivalents	34,377,000		34,377,000		21,582,000
U.S. government securities
Cash and Cash Equivalents [Line Items]
Cash equivalents	6,966,000		6,966,000		0
Money market funds
Cash and Cash Equivalents [Line Items]
Cash equivalents	22,000		22,000		2,320,000
Corporate debt securities
Cash and Cash Equivalents [Line Items]
Cash equivalents	$ 0		$ 0		$ 989,000