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Income Tax - Tax-exemption Information Related to Profits Generated from Certain Projects (Detail) - Construction and expansion of two thousand and nine [member]	12 Months Ended
	Dec. 31, 2021
Disclosure Of Tax Exemption [line items]
Tax-exemption Period, Start	2018
Tax-exemption Period, End	2022

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- Definition

Disclosure Of Tax Exemption [line items]

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No definition available.

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- Definition

Tax exemption period,end

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- Definition

Tax exemption period, start

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No definition available.

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