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v3.19.1

Additional Capital Disclosures - Additional Information (Detail) | Mar. 31, 2019 | Mar. 31, 2018
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Disclosure of objectives, policies and processes for managing capital [abstract] |  |
Borrowings percentage of outstanding share capital | 10.00% | 15.00%

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- References No definition available. + Details
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- Definition Total debt as a percentage of total capital. + References No definition available. + Details
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