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Marketable securities (Tables)

9 Months Ended

Sep. 30, 2024

Investments, Debt and Equity Securities [Abstract]

Schedule of marketable securities

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​	​	​	​	​	​	​	​	​	​
​		​			Amortized			Unrealized
​		Market value			cost basis			loss, net
​	​	(In thousands)
December 31, 2023:		​			​			​
Current assets	​	$	35,354	​	$	35,359	​	$	(5)
​	​		​	​		​	​		​
September 30, 2024:	​	​	​	​	​	​	​	​	​
Current assets	​	$	—	​	$	—	​	$	—

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- Definition

Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

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