Fair Value Measurement - Marketable Securities (Details)	Sep. 30, 2022 USD ($) security
Debt Securities, Available-for-sale, Fair Value to Amortized Cost [Abstract]
Amortized Cost	$ 225,295,000
Gross Unrealized Losses	(2,674,000)
Estimated Fair Value	222,621,000
Allowance for losses on available-for-sale debt securities	$ 0
Marketable securities in an unrealized loss position for more than 12 months | security	1
Security in continuous unrealized loss position, more than 12 months, accumulated Loss	$ 100,000
Security in continuous unrealized loss position, more than 12 months, fair value	6,900,000
Cash and cash equivalents
Debt Securities, Available-for-sale, Fair Value to Amortized Cost [Abstract]
Amortized Cost	26,825,000
Estimated Fair Value	26,825,000
Short-term marketable securities
Debt Securities, Available-for-sale, Fair Value to Amortized Cost [Abstract]
Amortized Cost	178,995,000
Gross Unrealized Losses	(2,008,000)
Estimated Fair Value	176,987,000
Long-term marketable securities
Debt Securities, Available-for-sale, Fair Value to Amortized Cost [Abstract]
Amortized Cost	19,475,000
Gross Unrealized Losses	(666,000)
Estimated Fair Value	$ 18,809,000