The interest rate on borrowings. [Refer: Borrowings]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The maturity of borrowings. [Refer: Borrowings]

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

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No definition available.

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- Definition

The non-current portion of non-current borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The amount of current borrowings. [Refer: Borrowings]

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Other Financial Liabilities - Summary of Loans and Borrowings (Detail) ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2020 CNY (¥)	Dec. 31, 2019 CNY (¥)	Dec. 31, 2020 USD ($)
Disclosure of detailed information about borrowings [line items]
Non-current borrowings	¥ 500,000		$ 77,264
Current borrowings	¥ 1,730,000	¥ 2,055,046	$ 267,334
Non-current borrowings [member] \| Renminbi [Member]
Disclosure of detailed information about borrowings [line items]
Effective interest rate	3.30%		3.30%
Maturity	2022
Non-current borrowings	¥ 500,000		$ 77,264
Current borrowings [member]
Disclosure of detailed information about borrowings [line items]
Current borrowings		¥ 2,055,046
Current borrowings [member] \| Singapore dollar [Member]
Disclosure of detailed information about borrowings [line items]
Effective interest rate		2.84%
Maturity		2020
Current borrowings		¥ 15,522
Current borrowings [member] \| Renminbi [Member]
Disclosure of detailed information about borrowings [line items]
Maturity	2021	2020
Current borrowings	¥ 1,730,000	¥ 1,900,000	$ 267,334
Current borrowings [member] \| Renminbi [Member] \| Bottom of range [member]
Disclosure of detailed information about borrowings [line items]
Effective interest rate	1.80%	3.70%	1.80%
Current borrowings [member] \| Renminbi [Member] \| Top of range [member]
Disclosure of detailed information about borrowings [line items]
Effective interest rate	4.05%	4.13%	4.05%
Current borrowings [member] \| USD [Member]
Disclosure of detailed information about borrowings [line items]
Effective interest rate		2.52%
Maturity		2020
Current borrowings		¥ 139,524
MUFG Bank Ltd [member] \| Singapore dollar [Member]
Disclosure of detailed information about borrowings [line items]
Current borrowings		¥ 15,522