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Investments - Schedule of Equity Investments with and without Readily Determinable Fair Values Assessed (Detail) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Equity Securities Without Readily Determinable Fair Value [Line Items]
Equity investment without readily determinable fair values assessed under the measurement alternative:	$ 4,387	$ 5,588
Reneo | Common Stock
Equity Securities Without Readily Determinable Fair Value [Line Items]
Equity investment with readily determinable fair value:	4,387	1,343
Anteris Bio Inc | Preferred Stock
Equity Securities Without Readily Determinable Fair Value [Line Items]
Equity investment without readily determinable fair values assessed under the measurement alternative:	$ 0	$ 4,245

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- Definition

Amount of investment in equity security without readily determinable fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479536/321-10-50-3

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479536/321-10-50-3

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479536/321-10-50-3

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 321
-SubTopic 10
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-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479536/321-10-50-3

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Equity investments with readily determinable fair value.

+ References

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