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Investments in Equity Securities (Investment in ABI Narrative) (Details) - ABI [Member] - USD ($) shares in Millions, $ in Millions | Jun. 30, 2023 | Dec. 31, 2022
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Schedule of Equity Method Investments [Line Items] |  |
Equity method investment, ownership percentage | 10.00% |
Number of restricted shares owned (in shares) | 185 |
Number of ordinary shares owned (in shares) | 12 |
Fair Value, Inputs, Level 1 [Member] |  |
Schedule of Equity Method Investments [Line Items] |  |
Fair value of equity investment | $ 11,200 | $ 11,900
Equity method investment, difference between carrying amount and fair value | $ 9,300 | $ 9,000
Equity method investment, difference between carrying amount and fair value, percentage (approximately) | 20.00% | 33.00%

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