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Schedule of Reported Available for Sale Marketable Securities (Detail) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Schedule of Available-for-sale Securities |  |
Available-for-sale marketable securities, Cost | $ 123,839 | $ 334,077
Available-for-sale marketable securities, Unrealized Gain | 73 | 5,477
Available-for-sale marketable securities, Unrealized (Loss) | (11,041) | (718)
Available-for-sale marketable securities, Fair Market Value | 112,871 | 338,836
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses | 99,763 | 91,937
Marketable securities |  |
Schedule of Available-for-sale Securities |  |
Available-for-sale marketable securities, Cost | 39,950 | 244,213
Available-for-sale marketable securities, Unrealized Gain | 70 | 64
Available-for-sale marketable securities, Unrealized (Loss) | (408) | (46)
Available-for-sale marketable securities, Fair Market Value | 39,612 | 244,231
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses | 30,713 | 54,798
Long-term marketable securities |  |
Schedule of Available-for-sale Securities |  |
Available-for-sale marketable securities, Cost | 83,889 | 89,864
Available-for-sale marketable securities, Unrealized Gain | 3 | 5,413
Available-for-sale marketable securities, Unrealized (Loss) | (10,633) | (672)
Available-for-sale marketable securities, Fair Market Value | 73,259 | 94,605
Available-for-sale marketable securities, Fair Market Value of Investments with Unrealized Losses | $ 69,050 | $ 37,139

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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- Definition Amount, before tax, of unrealized loss 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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