Percentage of equity shares convert.

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Liquidated damages.

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The amount of notional equity interest.

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Number of trading days.

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Percentage of accrued interest.

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Percentage of average closing price.

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The amount of total claimed.

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No definition available.

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of contractual obligation to be paid in remainder of current fiscal year.

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Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company.

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Amount of principal of debt issued.

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Amount of the required periodic payments applied to principal.

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Aggregate carrying amount of the estimated litigation liability for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs.

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Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

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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.

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Amount of cash outflow for fees classified as other.

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Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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Commitments and Contingencies (Details) ¥ in Millions							6 Months Ended		12 Months Ended
Commitments and Contingencies (Details) ¥ in Millions	Feb. 05, 2026 USD ($)	Jan. 01, 2026 USD ($)	Dec. 11, 2025 USD ($)	Jul. 31, 2021 CNY (¥)	Dec. 31, 2018 USD ($)	Dec. 31, 2018 CNY (¥)	Jun. 30, 2026 USD ($)	Jun. 30, 2026 CNY (¥)	Dec. 31, 2025 USD ($)	Dec. 31, 2021 CNY (¥)
Commitments and Contingencies [Line Items]
Loans amount					$ 150,000,000	¥ 1,088.0
Payment obligation (in Yuan Renminbi) \| ¥										¥ 1,088.0
Converted debt (in Yuan Renminbi) \| ¥										¥ 1,088.0
Equity shares percentage										10.625%
Issued amount		$ 25,000					$ 295,000
Share-based compensation expense							46,200,000
Owned amount (in Yuan Renminbi) \| ¥				¥ 10.0
Percentage of accrued interest				12.00%
Notional equity interest (in Yuan Renminbi) \| ¥				¥ 250.0
Percentage of average closing price				50.00%
Number of trading days				20 days
Liquidated damages							7,300,000
Total claimed amount (in Yuan Renminbi) \| ¥								¥ 246.3
Estimated liability litigation
Mr. Alan Nan Wu [Member]
Commitments and Contingencies [Line Items]
Payment (in Yuan Renminbi) \| ¥								¥ 238.7
Guozhong Tianhong [Member]
Commitments and Contingencies [Line Items]
Debts payable	$ 156,800,000								$ 155,600,000
Tianjin Tuoda [Member]
Commitments and Contingencies [Line Items]
Debts payable	$ 81,800,000								$ 80,700,000
Class B Ordinary Shares [Member]
Commitments and Contingencies [Line Items]
Issued amount			$ 100,000,000
Class B Ordinary Shares [Member] \| Vision Path [Member]
Commitments and Contingencies [Line Items]
Issued amount							1,100,000,000,000
Class B Ordinary Shares [Member] \| Long Hope [Member]
Commitments and Contingencies [Line Items]
Issued amount							$ 500,000,000,000