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Employee Benefit Plans - Schedule of weighted average assumptions used to determine benefit obligations, Gratuity Plan (Detail) - Benefit obligations of Gratuity Plan	Dec. 31, 2021	Dec. 31, 2020
Minimum
Defined Benefit Plan Disclosure [Line Items]
Discount rate (in percentage)	5.25%	4.45%
Rate of increase in compensation per annum (in percentage)	4.60%	5.20%
Maximum
Defined Benefit Plan Disclosure [Line Items]
Discount rate (in percentage)	6.45%	5.90%
Rate of increase in compensation per annum (in percentage)	8.00%	9.00%

X

- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(1)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

+ Details

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X

- Definition

Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(2)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

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X

- Definition

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.

+ References

No definition available.

+ Details

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