Investments - Equity Method Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Equity Method Investments and Joint Ventures [Abstract]
Equity Method Investment in LanzaJet	$ 9,835	$ 10,561	$ 24,752
Equity Security Investment in SGLT	14,990	14,990
Total Investment	$ 24,825	$ 25,551	$ 24,752

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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- Definition

Amount of investment in equity security without readily determinable fair value.

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- Definition

Sum of the carrying amounts as of the balance sheet date of all investments.

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