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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
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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%

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- 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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- 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 + Details
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- 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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