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Significant Accounting Policies - Schedule of Disaggregation of Revenues (Detail) ₨ in Millions | 12 Months Ended
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Mar. 31, 2019 INR (₨)
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | ₨ 585,845
Fixed-price contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 349,985
Time-and-materials contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 221,316
India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 30,999
Americas [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 323,659
Europe [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 146,190
Rest of the World [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 84,997
IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 563,336
IT services [member] | Fixed-price contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 343,809
IT services [member] | Time-and-materials contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 219,527
IT services [member] | India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 14,880
IT services [member] | Americas [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 321,547
IT services [member] | Europe [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 143,950
IT services [member] | Rest of the World [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 82,959
Products [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 14,544
Products [member] | India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 8,154
Products [member] | Americas [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 2,112
Products [member] | Europe [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 2,240
Products [member] | Rest of the World [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 2,038
India State Run Enterprise (ISRE) [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 7,965
India State Run Enterprise (ISRE) [member] | Fixed-price contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 6,176
India State Run Enterprise (ISRE) [member] | Time-and-materials contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 1,789
India State Run Enterprise (ISRE) [member] | India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 7,965
Rendering of Services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 571,301
Rendering of Services [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 563,336
Rendering of Services [member] | India State Run Enterprise (ISRE) [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 7,965
Sales of Products [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 14,544
Sales of Products [member] | Products [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 14,544
Products [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 14,544
Products [member] | Products [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 14,544
Banking Financial Services and Insurance (BFSI) [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 173,516
Banking Financial Services and Insurance (BFSI) [member] | IT services [member] | Fixed-price contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 89,378
Banking Financial Services and Insurance (BFSI) [member] | IT services [member] | Time-and-materials contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 84,138
Banking Financial Services and Insurance (BFSI) [member] | IT services [member] | India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 3,868
Banking Financial Services and Insurance (BFSI) [member] | IT services [member] | Americas [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 98,428
Banking Financial Services and Insurance (BFSI) [member] | IT services [member] | Europe [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 46,856
Banking Financial Services and Insurance (BFSI) [member] | IT services [member] | Rest of the World [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 24,364
Banking Financial Services and Insurance (BFSI) [member] | Rendering of Services [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 173,516
Healthcare and Lifesciences (HLS) [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 73,942
Healthcare and Lifesciences (HLS) [member] | IT services [member] | Fixed-price contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 53,462
Healthcare and Lifesciences (HLS) [member] | IT services [member] | Time-and-materials contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 20,480
Healthcare and Lifesciences (HLS) [member] | IT services [member] | India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 2,295
Healthcare and Lifesciences (HLS) [member] | IT services [member] | Americas [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 57,204
Healthcare and Lifesciences (HLS) [member] | IT services [member] | Europe [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 7,591
Healthcare and Lifesciences (HLS) [member] | IT services [member] | Rest of the World [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 6,852
Healthcare and Lifesciences (HLS) [member] | Rendering of Services [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 73,942
Consumer Business Unit (CBU) [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 88,797
Consumer Business Unit (CBU) [member] | IT services [member] | Fixed-price contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 50,425
Consumer Business Unit (CBU) [member] | IT services [member] | Time-and-materials contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 38,372
Consumer Business Unit (CBU) [member] | IT services [member] | India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 1,006
Consumer Business Unit (CBU) [member] | IT services [member] | Americas [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 59,262
Consumer Business Unit (CBU) [member] | IT services [member] | Europe [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 17,636
Consumer Business Unit (CBU) [member] | IT services [member] | Rest of the World [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 10,893
Consumer Business Unit (CBU) [member] | Rendering of Services [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 88,797
Energy, Natural Resources and Utilities (ENU) [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 72,329
Energy, Natural Resources and Utilities (ENU) [member] | IT services [member] | Fixed-price contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 51,799
Energy, Natural Resources and Utilities (ENU) [member] | IT services [member] | Time-and-materials contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 20,530
Energy, Natural Resources and Utilities (ENU) [member] | IT services [member] | India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 1,690
Energy, Natural Resources and Utilities (ENU) [member] | IT services [member] | Americas [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 22,739
Energy, Natural Resources and Utilities (ENU) [member] | IT services [member] | Europe [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 29,795
Energy, Natural Resources and Utilities (ENU) [member] | IT services [member] | Rest of the World [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 18,105
Energy, Natural Resources and Utilities (ENU) [member] | Rendering of Services [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 72,329
Technology segment [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 76,108
Technology segment [member] | IT services [member] | Fixed-price contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 47,055
Technology segment [member] | IT services [member] | Time-and-materials contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 29,053
Technology segment [member] | IT services [member] | India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 1,392
Technology segment [member] | IT services [member] | Americas [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 54,679
Technology segment [member] | IT services [member] | Europe [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 16,441
Technology segment [member] | IT services [member] | Rest of the World [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 3,596
Technology segment [member] | Rendering of Services [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 76,108
Manufacturing Segment [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 46,155
Manufacturing Segment [member] | IT services [member] | Fixed-price contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 31,843
Manufacturing Segment [member] | IT services [member] | Time-and-materials contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 14,312
Manufacturing Segment [member] | IT services [member] | India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 1,534
Manufacturing Segment [member] | IT services [member] | Americas [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 21,541
Manufacturing Segment [member] | IT services [member] | Europe [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 18,211
Manufacturing Segment [member] | IT services [member] | Rest of the World [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 4,869
Manufacturing Segment [member] | Rendering of Services [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 46,155
Communications (COMM) [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 32,489
Communications (COMM) [member] | IT services [member] | Fixed-price contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 19,847
Communications (COMM) [member] | IT services [member] | Time-and-materials contracts [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 12,642
Communications (COMM) [member] | IT services [member] | India [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 3,095
Communications (COMM) [member] | IT services [member] | Americas [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 7,694
Communications (COMM) [member] | IT services [member] | Europe [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 7,420
Communications (COMM) [member] | IT services [member] | Rest of the World [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | 14,280
Communications (COMM) [member] | Rendering of Services [member] | IT services [member] |
Disclosure of disaggregation of revenue from contracts with customers [line items] |
Revenue | ₨ 32,489

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- Definition 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. + References No definition available. + Details
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- Definition The amount of revenue from contracts with customers. A customer is a party that has contracted with an entity to obtain goods or services that are an output of the entity’s ordinary activities in exchange for consideration. [Refer: Revenue] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2018-01-01 -Paragraph 113 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2018-03-01&anchor=para_113_a&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2018-01-01 -Paragraph 114 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2018-03-01&anchor=para_114&doctype=Standard -URIDate 2018-03-16 + Details
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