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- Definition

Value of input used to measure alternative investment.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).

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The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.

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The cash inflow from sales of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.

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Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.

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Fair Value Measurements (Narrative) (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025 USD ($) item	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) item	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term investments	$ 13,536		$ 13,536		$ 20,779
Short-term investments	761		761		$ 254,534
Purchase of short-term investments			656,200	$ 1,193,800
Cost method investment, impairment loss	$ 0	$ 0	0	0
Proceeds from sale of short-term investments			$ 909,900	$ 1,178,600
Minimum [Member] \| Measurement Input, Discount Rate [Member] \| Valuation Technique, Discounted Cash Flow [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Average discount rate \| item	0.074		0.074
Maximum [Member] \| Measurement Input, Discount Rate [Member] \| Valuation Technique, Discounted Cash Flow [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Average discount rate \| item	0.080		0.080
Revolving Credit Facility [Member] \| Minimum [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Basis spread on variable interest rate			1.125%
Revolving Credit Facility [Member] \| Maximum [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Basis spread on variable interest rate			1.50%