v3.26.3
Fair Value Measurements (Tables)
9 Months Ended
Sep. 30, 2026
Fair Value Measurements  
Schedule of assets measured at fair value on a recurring basis Assets measured at fair value on a recurring basis are summarized below (in thousands):

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Fair Value Measurements as of September 30, 2026

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Total

  ​ ​ ​

Level 1

  ​ ​ ​

Level 2

  ​ ​ ​

Level 3

Marketable Securities

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​

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Bonds and bond funds

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$

469,718

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$

—

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$

469,718

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$

—

Commercial paper

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27,459

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—

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27,459

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—

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​

​

497,177

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—

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​

497,177

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​

—

Investments in Other Companies

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​

2,057

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​

2,057

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​

—

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​

—

Cash and Cash Equivalents

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71,751

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​

71,751

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​

—

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​

—

Total Assets Measured at Fair Value

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$

570,985

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$

73,808

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$

497,177

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$

—

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Fair Value Measurements as of December 31, 2025

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Total

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Level 1

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Level 2

​

Level 3

Marketable Securities

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Bonds and bond funds

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$

487,699

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$

—

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$

487,699

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$

—

Commercial paper

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96,537

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—

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96,537

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—

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​

​

584,236

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​

—

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​

584,236

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—

Investments in Other Companies

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​

4,253

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​

4,253

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—

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—

Cash and Cash Equivalents

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122,673

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​

122,673

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—

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—

Total Assets Measured at Fair Value

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$

711,162

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$

126,926

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$

584,236

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$

—

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