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Fair Value Measurements - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Short-Term Investments	$ 99,653	$ 67,756
Fixed time or certificates of deposit maturity	90 days
Fair value, inputs, level 3 [Member] | Senior Notes [Member]
Amount by which the fair value of debt exceeds the carrying value	$ 300
Money market funds [Member] | Fair Value, Inputs, Level 2 [Member]
Short-Term Investments	99,700	67,800
Money market funds and Korean market government bonds [Member]
Cash Equivalents, at Carrying Value	$ 209,900	$ 206,900

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Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Topic 825
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-Section 50
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-Subparagraph (d)(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
-Topic 210
-SubTopic 10
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-Section S99
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