Discontinued Operations - Schedule of Cash Flow Information Related to Discontinued Operation (Detail) - Discontinued Operations [Member] - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Significant non-cash operating activities:
Depreciation and amortization	$ 11	$ 358
Provision for severance benefits	207	310
Stock-based compensation	162	73
Investing activities:
Capital expenditures	$ 0	$ 0

Amount of deprecation and amortization expense attributable to property, plant and equipment and intangible assets of discontinued operations.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5B
-Subparagraph (c)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483499/205-20-50-5B

Name:	us-gaap_DepreciationAndAmortizationDiscontinuedOperations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration