XML 35 R22.htm IDEA: XBRL DOCUMENT v3.22.4

Marketable Securities (Tables)

12 Months Ended

Dec. 31, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of marketable securities

​

​	​	​	​	​	​	​	​	​	​
​		​			Amortized			Unrealized
​		Market value			cost basis			loss, net
​	​	(In thousands)
December 31, 2021:		​			​			​
Current assets	​	$	—	​	$	—	​	$	—
​	​		​	​		​	​		​
December 31, 2022:	​	​	​	​	​	​	​	​	​
Current assets	​	$	33,147	​	$	33,164	​	$	(17)
​	​	​	​	​	​	​	​	​	​

X

- References

No definition available.

+ Details

Name:	us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_MarketableSecuritiesTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration