Borrowings - Summary of Minimum Payment by Maturity and Present Value of Finance Lease Obligations (Detail) - PEN (S/) S/ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Disclosure of finance lease and operating lease by lessor [line items]
Minimum finance lease payments payable	S/ 36,734	S/ 139,401
Future financial charges on finance leases	(3,246)	(11,092)
Present value of the obligations for finance lease contracts	33,488	128,309
Maturity Period Less than One Year [member]
Disclosure of finance lease and operating lease by lessor [line items]
Minimum finance lease payments payable	15,151	72,864
Present value of the obligations for finance lease contracts	13,514	66,177
Maturity Period Greater than One and Less than Five Year [member]
Disclosure of finance lease and operating lease by lessor [line items]
Minimum finance lease payments payable	21,583	65,899
Present value of the obligations for finance lease contracts	S/ 19,974	61,501
Maturity Period Greater than Five Year [member]
Disclosure of finance lease and operating lease by lessor [line items]
Minimum finance lease payments payable		638
Present value of the obligations for finance lease contracts		S/ 631

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.

No definition available.

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- Definition

The amount representing the difference between the future minimum finance lease payments and their present value. Minimum lease payments are payments over the lease term that the lessee is or can be required to make, excluding contingent rent, costs for services and taxes to be paid by, and reimbursed to, the lessor, together with: (a) for a lessee, any amounts guaranteed by the lessee or by a party related to the lessee; or (b) for a lessor, any residual value guaranteed to the lessor by: (i) the lessee; (ii) a party related to the lessee; or (iii) a third party unrelated to the lessor that is financially capable of discharging the obligations under the guarantee.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2019-01-01
-Name IAS
-Number 17
-IssueDate 2018-01-01
-Paragraph 31
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=17&date=2018-03-02&anchor=para_31_b&doctype=Standard&book=b
-URIDate 2018-03-16

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- Definition

The amount of payments over the finance lease term that the lessee is or can be required to make, excluding contingent rent, costs for services and taxes to be paid by, and reimbursed to, the lessor, together with any amounts guaranteed by the lessee or by a party related to the lessee.

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- Definition

The present value of minimum finance lease payments payable. [Refer: Minimum finance lease payments payable]

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