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Short-Term Investments (Tables)
3 Months Ended
Mar. 31, 2026
Investments, Debt and Equity Securities [Abstract]  
Summary of short-term investments

Short-term investments as of December 31, 2025 consisted of the following (in thousands):

Gross

Amortized

 Unrealized

Estimated

  ​ ​ ​

 Cost

  ​ ​ ​

Gain

  ​ ​ ​

 Fair Value

U.S. government securities

$

$

$

Certificates of deposit

 

552

 

552

Total short-term investments

$

552

$

$

552

Short-term investments as of March 31, 2026 consisted of the following (in thousands):

Gross 

Amortized

Unrealized

Estimated

  ​ ​ ​

 Cost

  ​ ​ ​

Gain

  ​ ​ ​

 Fair Value

U.S. government securities

$

70,196

$

7

$

70,203

Certificates of deposit

552

552

Total short-term investments

$

70,748

$

7

$

70,755