Fair Value of Financial Instruments and Other Assets - Changes in Fair Value for Level 3 (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Total realized and unrealized gains included in other comprehensive income (loss)	$ 1,100	$ 3,200
Canton Coins
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance		852	$ 852
Additions		302
Dispositions		0
Total realized and unrealized gains included in other income (loss), net	(2,900)	4,221
Ending balance		5,375
Debt Securities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	24,857	10,354	10,354
Additions	129	123
Dispositions	0	0
Total realized and unrealized gains included in other comprehensive income (loss)	1,090	3,150
Ending balance	$ 26,076	$ 13,627	$ 24,857

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

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Amount of gain (loss) recognized in other comprehensive income (OCI) from asset measured at fair value on recurring basis using unobservable input (level 3).

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Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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