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Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Assets
Marketable equity securities	$ 1,032	$ 949
Short-term investments	8,436	3,951
Level 1
Assets
Marketable equity securities	1,032	949
Short-term investments	8,436	3,951
Level 2
Assets
Marketable equity securities	0	0
Short-term investments	0	0
Level 3
Assets
Marketable equity securities	0	0
Short-term investments	$ 0	$ 0

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Amount of investment in marketable security.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(2))
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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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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Section S99
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