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Parent Company Only Condensed Financial Information - Schedule of Condensed Balance Sheets (Parenthetical) (Detail) - $ / shares	Dec. 31, 2025	Dec. 31, 2024
Class A ordinary shares [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Ordinary shares, par value	$ 0.0001	$ 0.0001
Class B ordinary share [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Ordinary shares, par value	0.0001	0.0001
Parent Company [Member] | Class A ordinary shares [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Ordinary shares, par value	0.0001	0.0001
Parent Company [Member] | Class B ordinary share [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Ordinary shares, par value	$ 0.0001	$ 0.0001

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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/2003/role/disclosureRef
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Subsection 04
-Paragraph a
-Publisher SEC

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 235
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477314/942-235-S99-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-4

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-04(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3

Reference 5: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Topic 810
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 11
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481231/810-10-45-11

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Face amount or stated value per share of common stock.

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-Section S99
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-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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