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Condensed Financial Information of the Parent Company - Summary of Parent Company Balance Sheet Disclosure (Parenthetical) (Detail) - $ / shares	Dec. 31, 2021	Dec. 17, 2021	Dec. 31, 2020
Common stock, par or stated value per share	$ 0.001	$ 0.001	$ 0.001
Common stock shares authorised	40,000,000,000	40,000,000,000	4,000,000,000
Common stock, shares, issued	3,805,284,810		3,546,124,955
Common stock, shares, outstanding	3,646,381,840		3,339,618,633
Parent Company [Member]
Common stock, par or stated value per share	$ 0.001		$ 0.001
Common stock shares authorised	40,000,000,000		4,000,000,000
Common stock, shares, issued	3,805,284,810		3,546,124,955
Common stock, shares, outstanding	3,646,381,840		3,339,618,633

X

- Definition

Face amount or stated value per share of common stock.

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-Publisher FASB
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-Topic 210
-SubTopic 10
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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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-Publisher FASB
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