Cash and Cash equivalents and Short-term investments (Tables)

12 Months Ended

Dec. 31, 2022

Cash, Cash Equivalents, and Short-Term Investments [Abstract]

Schedule of Cash and Cash Equivalents

As of December 31, 2022 and 2021, the Company’s cash and cash equivalents and short-term investments were composed of:

	December 31, 2022
	Fair value level	Adjusted cost basis		Unrealized gains		Unrealized losses		Fair market value		Recorded basis		Cash and cash equivalents		Short-term investments
Cash		$	9,697	$	—	$	—	$	9,697	$	9,697	$	9,697	$	—
Money market funds	Level 1	105,629		—		—		105,629		105,629		105,629		—
Certificate of deposits and term deposits	Level 2	316,946		—		—		316,946		316,946		—		316,946
HTM securities (1)
U.S. Treasury bills	Level 1	$	188,030	$	8	$	(540)	$	187,498	$	188,030	$	—	$	188,030
Government and governmental agencies	Level 2	$	44,357	$	12	$	(12)	$	44,357	$	44,357	$	—	$	44,357
Corporate debt securities	Level 2	$	304,766	$	1,066	$	(587)	$	305,245	$	304,766	$	—	$	304,766
		$	537,153	$	1,086	$	(1,139)	$	537,100	$	537,153	$	—	$	537,153
Total		$	969,425	$	1,086	$	(1,139)	$	969,372	$	969,425	$	115,326	$	854,099

	December 31, 2021
	Fair value level	Adjusted cost basis		Unrealized gains		Unrealized losses		Fair market value		Recorded basis		Cash and cash equivalents		Short-term investments
Cash		$	3,139	$	—	$	—	$	3,139	$	3,139	$	3,139	$	—
Money market funds	Level 1	64,668		—		—		64,668		64,668		64,668		—
Certificate of deposits, notes and term deposits	Level 2	565,089		—		—		565,089		565,089		140,995		424,094
HTM securities (1)
U.S. Treasury bills	Level 1	199,981		8		—		199,989		199,981		—		199,981
Corporate debt securities	Level 2	104,823		—		—		104,823		104,823		—		104,823
Total		$	304,804	$	8	$	—	$	304,812	$	304,804	$	—	$	304,804
		$	937,700	$	8	$	—	$	937,708	$	937,700	$	208,802	$	728,898

(1) Changes in fair value of HTM securities are presented for disclosure purposes as required by ASC 320 and are recorded as finance expenses only if the unrealized loss is identified as a credit loss.

Schedule of Available-for-Sale Securities Reconciliation

As of December 31, 2022 and 2021, the Company’s cash and cash equivalents and short-term investments were composed of:

	December 31, 2022
	Fair value level	Adjusted cost basis		Unrealized gains		Unrealized losses		Fair market value		Recorded basis		Cash and cash equivalents		Short-term investments
Cash		$	9,697	$	—	$	—	$	9,697	$	9,697	$	9,697	$	—
Money market funds	Level 1	105,629		—		—		105,629		105,629		105,629		—
Certificate of deposits and term deposits	Level 2	316,946		—		—		316,946		316,946		—		316,946
HTM securities (1)
U.S. Treasury bills	Level 1	$	188,030	$	8	$	(540)	$	187,498	$	188,030	$	—	$	188,030
Government and governmental agencies	Level 2	$	44,357	$	12	$	(12)	$	44,357	$	44,357	$	—	$	44,357
Corporate debt securities	Level 2	$	304,766	$	1,066	$	(587)	$	305,245	$	304,766	$	—	$	304,766
		$	537,153	$	1,086	$	(1,139)	$	537,100	$	537,153	$	—	$	537,153
Total		$	969,425	$	1,086	$	(1,139)	$	969,372	$	969,425	$	115,326	$	854,099

	December 31, 2021
	Fair value level	Adjusted cost basis		Unrealized gains		Unrealized losses		Fair market value		Recorded basis		Cash and cash equivalents		Short-term investments
Cash		$	3,139	$	—	$	—	$	3,139	$	3,139	$	3,139	$	—
Money market funds	Level 1	64,668		—		—		64,668		64,668		64,668		—
Certificate of deposits, notes and term deposits	Level 2	565,089		—		—		565,089		565,089		140,995		424,094
HTM securities (1)
U.S. Treasury bills	Level 1	199,981		8		—		199,989		199,981		—		199,981
Corporate debt securities	Level 2	104,823		—		—		104,823		104,823		—		104,823
Total		$	304,804	$	8	$	—	$	304,812	$	304,804	$	—	$	304,804
		$	937,700	$	8	$	—	$	937,708	$	937,700	$	208,802	$	728,898

(1) Changes in fair value of HTM securities are presented for disclosure purposes as required by ASC 320 and are recorded as finance expenses only if the unrealized loss is identified as a credit loss.

Schedule of Amortized Cost and Recorded Basis of T-bills in Short-Term Investments

As of December 31, 2022 and 2021, the Company’s cash and cash equivalents and short-term investments were composed of:

	December 31, 2022
	Fair value level	Adjusted cost basis		Unrealized gains		Unrealized losses		Fair market value		Recorded basis		Cash and cash equivalents		Short-term investments
Cash		$	9,697	$	—	$	—	$	9,697	$	9,697	$	9,697	$	—
Money market funds	Level 1	105,629		—		—		105,629		105,629		105,629		—
Certificate of deposits and term deposits	Level 2	316,946		—		—		316,946		316,946		—		316,946
HTM securities (1)
U.S. Treasury bills	Level 1	$	188,030	$	8	$	(540)	$	187,498	$	188,030	$	—	$	188,030
Government and governmental agencies	Level 2	$	44,357	$	12	$	(12)	$	44,357	$	44,357	$	—	$	44,357
Corporate debt securities	Level 2	$	304,766	$	1,066	$	(587)	$	305,245	$	304,766	$	—	$	304,766
		$	537,153	$	1,086	$	(1,139)	$	537,100	$	537,153	$	—	$	537,153
Total		$	969,425	$	1,086	$	(1,139)	$	969,372	$	969,425	$	115,326	$	854,099

	December 31, 2021
	Fair value level	Adjusted cost basis		Unrealized gains		Unrealized losses		Fair market value		Recorded basis		Cash and cash equivalents		Short-term investments
Cash		$	3,139	$	—	$	—	$	3,139	$	3,139	$	3,139	$	—
Money market funds	Level 1	64,668		—		—		64,668		64,668		64,668		—
Certificate of deposits, notes and term deposits	Level 2	565,089		—		—		565,089		565,089		140,995		424,094
HTM securities (1)
U.S. Treasury bills	Level 1	199,981		8		—		199,989		199,981		—		199,981
Corporate debt securities	Level 2	104,823		—		—		104,823		104,823		—		104,823
Total		$	304,804	$	8	$	—	$	304,812	$	304,804	$	—	$	304,804
		$	937,700	$	8	$	—	$	937,708	$	937,700	$	208,802	$	728,898

(1) Changes in fair value of HTM securities are presented for disclosure purposes as required by ASC 320 and are recorded as finance expenses only if the unrealized loss is identified as a credit loss.

Schedule of Debt Securities, Available-for-Sale

Debt securities with continuous unrealized losses for less than 12 months and their related fair values were as follows:

	December 31, 2022
	Less than 12 months
	Fair value		Unrealized loss
U.S. Treasury bills	162,813		(540)
Government and governmental agencies	38,477		(12)
Corporate debt securities	162,085		(587)
Total	$	363,375	$	(1,139)