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Equity and Long-term Investments and Fair Value Measurements - Equity Investment in InCarda (Details) $ / shares in Units, $ in Thousands			3 Months Ended			12 Months Ended
	Jun. 15, 2022 USD ($) $ / shares shares	Mar. 09, 2022 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Sep. 30, 2020 USD ($) shares	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2024 USD ($) Director	Jan. 17, 2024 USD ($)
Equity Investment
Total purchase price						$ 453,500		$ 453,500
InCarda
Equity Investment
Number of Investee's Board members currently representing the Company | Director								0
Number of the Investee's Board members | Director								6
Unrealized loss from fair value changes in equity investments						$ 3,100	$ 8,700
Consolidated Investees [Member] | InCarda
Equity Investment
Equity investment ownership percentage						8.10%		9.10%
InCarda Convertible Note | InCarda
Equity Investment
Equity and long-term investments at fair value								$ 400
Total purchase price									$ 400
Debt Instrument, annual interest rate									8.00%
Series C preferred stock and warrants | InCarda
Equity Investment
Amount of securities purchase agreement					$ 15,800
Warrants | InCarda
Equity Investment
Expiration date					Mar. 31, 2023
Warrant carrying value write off amount						$ 100
Convertible note and warrants | InCarda
Equity Investment
Amount of securities purchase agreement		$ 700
Common stock | InCarda
Equity Investment
Debt Conversion, Converted Instrument, Shares Issued | shares	4,093,886
Series A1 preferred stock | InCarda
Equity Investment
Debt Conversion, Converted Instrument, Shares Issued | shares	37,350
Series D 1 Preferred Stock | InCarda
Equity Investment
Debt Conversion, Converted Instrument, Shares Issued | shares	8,771,780
Series D 2 Preferred Stock | InCarda
Equity Investment
Debt Conversion, Converted Instrument, Shares Issued | shares	3,369,802
Series D1 Warrant | InCarda
Equity Investment
Debt Conversion, Converted Instrument, Shares Issued | shares	2,490,033
Exercise price of warrants | $ / shares	$ 0.2
Series C preferred stock | InCarda
Equity Investment
Number of shares to be purchased under the securities purchase agreement | shares					20,469,432
Debt Conversion, Converted Instrument, Shares Issued | shares	20,469,432
Maximum number of additional shares into which warrants may be converted under the securities purchase agreement | shares					5,117,358
Transaction cost					$ 800
Equity and long-term investments at fair value						4,800		4,800
Exercise price of warrants | $ / shares	$ 0.73
Series C warrants | InCarda
Equity Investment
Debt Conversion, Converted Instrument, Shares Issued | shares	5,117,358
Series D Warrants | InCarda
Equity Investment
Equity and long-term investments at fair value						100		100
Series D Preferred Stock | InCarda
Equity Investment
Payments to acquire equity securities	$ 2,300
Series D 1 And D 2 Preferred Stock And Common Stock | InCarda
Equity Investment
Equity and long-term investments at fair value						$ 2,700		$ 2,700
Backsolve Valuation | InCarda
Equity Investment
Impairment of equity investments			$ 2,900	$ 9,000
Significant Unobservable Inputs, Level 3 | Backsolve Valuation | InCarda
Equity Investment
Expected holding period			2 years	2 years
Risk free interest rate			4.90%	3.20%
Dividend yield			0.00%	0.00%
Estimated volatility			114.20%	122.00%

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