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Fair Value Measurements and Investments - Schedule of Change in Valuation of Securities (Detail) - Bone Biologics Inc [Member] - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Line Items] |  |  |
Equity securities beginning balance | $ 0 | $ 219 | $ 219
Fair value adjustments and impairments recognized in other income (expense), net | 309 | (219) | 0
Equity securities ending balance | $ 309 | $ 0 | $ 219

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- Definition Amount of impairment loss on investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123583765&loc=SL75117539-209714 + Details
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