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Financial Instruments - Financial Assets and Liabilities Subject to Offsetting, Enforceable Master Netting Arrangements or Similar Agreements (Detail) - USD ($) $ in Thousands | Mar. 31, 2019 | Mar. 31, 2018
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Disclosure of offsetting of financial assets liabilities [Line Items] |  |
Gross amounts of recognized financial assets | $ 19,081 | $ 14,983
Gross amounts of recognized financial liabilities offset in the statement of financial position | 0 | 0
Net amounts of financial assets presented in the statement of financial position | 19,081 | 14,983
Related amount not set off in financial instruments, Financial instruments, financial assets | (2,045) | (4,215)
Related amount not set off in financial instruments, Cash collateral received, financial assets | 0 | 0
Net Amount, financial assets | 17,036 | 10,768
Gross amounts of recognized financial liabilities | 2,403 | 8,755
Gross amounts of recognized financial assets offset in the statement of financial position | 0 | 0
Net amounts of financial liabilities presented in the statement of financial position | 2,403 | 8,755
Related amount not set off in financial instruments, Financial instruments, financial liabilities | (2,045) | (4,215)
Related amount not set off in financial instruments, Cash collateral received, financial liabilities | 0 | 0
Net Amount, financial liabilities | 358 | 4,540
Derivatives [member] |  |
Disclosure of offsetting of financial assets liabilities [Line Items] |  |
Gross amounts of recognized financial assets | 19,081 | 14,983
Gross amounts of recognized financial liabilities offset in the statement of financial position | 0 | 0
Net amounts of financial assets presented in the statement of financial position | 19,081 | 14,983
Related amount not set off in financial instruments, Financial instruments, financial assets | (2,045) | (4,215)
Related amount not set off in financial instruments, Cash collateral received, financial assets | 0 | 0
Net Amount, financial assets | 17,036 | 10,768
Gross amounts of recognized financial liabilities | 2,403 | 8,755
Gross amounts of recognized financial assets offset in the statement of financial position | 0 | 0
Net amounts of financial liabilities presented in the statement of financial position | 2,403 | 8,755
Related amount not set off in financial instruments, Financial instruments, financial liabilities | (2,045) | (4,215)
Related amount not set off in financial instruments, Cash collateral received, financial liabilities | 0 | 0
Net Amount, financial liabilities | $ 358 | $ 4,540

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- Definition The amount of cash collateral received that is subject to an enforceable master netting arrangement or similar agreement and that is not set off against financial assets. [Refer: Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph IG40D -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_IG40D&doctype=Implementation%20Guidance -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 13C -Subparagraph d -Clause ii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_13C_d_ii&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of financial instruments subject to an enforceable master netting arrangement or similar agreement that are not set off against financial assets. [Refer: Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph IG40D -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_IG40D&doctype=Implementation%20Guidance -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 13C -Subparagraph d -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_13C_d_i&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of financial instruments subject to an enforceable master netting arrangement or similar agreement that are not set off against financial liabilities. [Refer: Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph IG40D -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_IG40D&doctype=Implementation%20Guidance -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 13C -Subparagraph d -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_13C_d_i&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of financial assets set off against financial liabilities when an entity: (a) currently has a legally enforceable right to set off the recognised amounts; and (b) intends either to settle on a net basis, or to realise the asset and settle the liability simultaneously. [Refer: Financial assets; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 13C -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_13C_b&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The gross amount of recognised financial assets that are subject either to offsetting or to an enforceable master netting arrangement or similar agreement. [Refer: Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 13C -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_13C_a&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of financial liabilities set off against financial assets when an entity: (a) currently has a legally enforceable right to set off the recognised amounts; and (b) intends either to settle on a net basis or to realise the asset and settle the liability simultaneously. [Refer: Financial assets; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 13C -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_13C_b&doctype=Standard -URIDate 2018-03-16 + Details
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