Investments in Equity Securities (Investment in Cronos Narrative) (Details) - Cronos [Member] shares in Millions	6 Months Ended	45 Months Ended
	Jun. 30, 2023 USD ($) shares	Nov. 30, 2022 $ / shares	Jun. 30, 2023 $ / shares	Dec. 31, 2022 USD ($)
Investments [Line Items]
Ownership percentage	41.10%
Number of ordinary shares owned (approximately) (in shares) | shares	156.6
Equity method investment, difference between carrying amount and fair value	$ 32,000,000			$ 22,000,000
Equity method investment, difference between carrying amount and fair value, percentage (approximately)	(9.00%)			6.00%
Equity method investment, impairment	$ 0
Equity Contract, Preemptive Rights [Member]
Investments [Line Items]
Equity method investment, shares purchased, (CAD per share) | $ / shares			$ 16.25
Equity method investments, fixed preemptive rights	$ 0			$ 0
Equity Contract, Warrant [Member]
Investments [Line Items]
Equity method investment, shares purchased, (CAD per share) | $ / shares		$ 19.00
Equity method investment, percentage of shares eligible for purchase (approximately)		10.00%