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Cash, Cash Equivalents, Restricted Cash and Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2023

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

Reconciliation of Cash, Cash Equivalents and Restricted Cash

The following table provides a reconciliation of cash and cash equivalents, and restricted cash reported within the condensed consolidated balance sheets that sum to the total of the same amounts shown in the condensed consolidated statements of cash flows (in thousands):


		September 30, 2023				December 31, 2022				September 30, 2022				December 31, 2021
Cash and cash equivalents		$	154,511			$	202,004			$	198,576			$	436,189
Restricted cash (1)			266				207				189				219
Total cash and cash equivalents, and restricted cash shown in the condensed consolidated statements of cash flows		$	154,777			$	202,211			$	198,765			$	436,408

(1) Restricted cash is included in "Other assets" in the Condensed Consolidated Balance Sheets.

Summary of Cash, Cash Equivalents and Marketable Securities

Cash and cash equivalents and marketable securities consist of the following (in thousands):


	Amortized Cost				Unrealized Gains				Unrealized Losses				Estimated Fair Value
September 30, 2023
Cash and cash equivalents:
Cash	$	21,922			$	-			$	-			$	21,922
Money market funds		131,837				-				-				131,837
Corporate debt securities		752				-				-				752
Total cash and cash equivalents		154,511				-				-				154,511
Marketable securities available-for-sale:
U.S. treasuries		51,734				-				(145	)			51,589
U.S. government agency securities		190,323				-				(1,011	)			189,312
Corporate debt securities		325,360				6				(362	)			325,004
Total marketable securities available-for-sale		567,417				6				(1,518	)			565,905
Total cash and cash equivalents, and marketable securities	$	721,928			$	6			$	(1,518	)		$	720,416
December 31, 2022
Cash and cash equivalents:
Cash	$	29,586			$	-			$	-			$	29,586
Money market funds		172,418				-				-				172,418
Total cash and cash equivalents		202,004				-				-				202,004
Marketable securities available-for-sale:
U.S. treasuries		42,502				-				(194	)			42,308
U.S. government agency securities		88,429				-				(397	)			88,032
Corporate debt securities		292,865				12				(826	)			292,051
Total marketable securities available-for-sale		423,796				12				(1,417	)			422,391
Total cash and cash equivalents, and marketable securities	$	625,800			$	12			$	(1,417	)		$	624,395

Maturities of Marketable Securities Available-for-Sale

The maturities of our marketable securities available-for-sale are as follows (in thousands):


		September 30, 2023
		Amortized Cost				Estimated Fair Value
Mature in one year or less		$	494,498			$	493,376
Mature after one year through two years			72,919				72,529
		$	567,417			$	565,905