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Equity and Long-term Investments and Fair Value Measurements - Equity Investment in ImaginAb (Details) $ in Thousands					12 Months Ended
	Oct. 31, 2024 USD ($)	Sep. 14, 2023 USD ($) shares	Mar. 14, 2023 USD ($) shares	Mar. 18, 2021 USD ($) shares	Dec. 31, 2024 USD ($) Director	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Feb. 23, 2024 USD ($)
Equity Investment
Total purchase price					$ 453,500	$ 453,500
Payments to Acquire Long-Term Investments					$ 0	$ 1,218	$ 13,725
ImaginAb
Equity Investment
Cost on equity investment				$ 400
Number of Investee's Board members currently representing the Company | Director					1
Number of the Investee's Board members | Director					6
ImaginAb | Consolidated Investees [Member]
Equity Investment
Equity investment ownership percentage					11.80%	12.40%
ImaginAb | Series C preferred stock
Equity Investment
Number of shares purchased under the securities purchase agreement | shares				4,051,724
Amount of securities purchase agreement				$ 4,700
ImaginAb | Series C-2 preferred stock
Equity Investment
Number of shares purchased under the securities purchase agreement | shares		405,852	270,568
Amount of securities purchase agreement		$ 600	$ 600
ImaginAb | Series C preferred stock, Series C-2 preferred stock and common stock
Equity Investment
Equity and long-term investments at fair value					$ 7,600	$ 7,600
ImaginAb | ImaginAb Convertible Note
Equity Investment
Total purchase price								$ 2,700
Debt Instrument, annual interest rate								10.00%
Convertible notes face value	$ 2,700
Unrealized gain from fair value changes in equity investments					100
Equity and long-term investments at fair value					$ 5,000
ImaginAb | ImaginAb Convertible Note | First Amendment
Equity Investment
Convertible notes face value	4,800
Payments to Acquire Long-Term Investments	$ 1,500
ImaginAb | One of ImaginAb's Common Stockholders | Common stock
Equity Investment
Number of shares purchased under the securities purchase agreement | shares				4,097,157
Amount of securities purchase agreement				$ 1,300

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