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Schedule of Reported Available for Sale Marketable Securities (Detail) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Schedule of Available-for-sale Securities |  |
Available-for-sale marketable securities, Cost | $ 140,377 | $ 123,839
Available-for-sale marketable securities, Unrealized Gain | 249 | 73
Available-for-sale marketable securities, Unrealized (Loss) | (8,170) | (11,041)
Available-for-sale marketable securities, Fair Market Value | 132,456 | 112,871
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses | 87,538 | 99,763
Marketable securities |  |
Schedule of Available-for-sale Securities |  |
Available-for-sale marketable securities, Cost | 62,385 | 39,950
Available-for-sale marketable securities, Unrealized Gain | 36 | 70
Available-for-sale marketable securities, Unrealized (Loss) | (267) | (408)
Available-for-sale marketable securities, Fair Market Value | 62,154 | 39,612
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses | 34,844 | 30,713
Long-term marketable securities |  |
Schedule of Available-for-sale Securities |  |
Available-for-sale marketable securities, Cost | 77,992 | 83,889
Available-for-sale marketable securities, Unrealized Gain | 213 | 3
Available-for-sale marketable securities, Unrealized (Loss) | (7,903) | (10,633)
Available-for-sale marketable securities, Fair Market Value | 70,302 | 73,259
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses | $ 52,694 | $ 69,050

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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 + Details
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