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Acquistions and Disposals - Summary of Derecognized Assets And Liabilities Related To Deconsolidation Of Subsidiaries (Details) - CAD ($) $ in Thousands | 1 Months Ended |  |  |
--- | --- | --- | --- | ---
Nov. 30, 2017 | Mar. 31, 2018 | Mar. 31, 2017 | Mar. 31, 2016
Disclosure Of Business Combinations [Line Items] |  |  |  |
Cash and cash equivalents |  | $ (322,560) | $ (101,800) | $ (15,397)
Amounts receivable |  | 21,425 | 5,815 |
Inventory |  | 101,607 | 45,981 |
Biological assets |  | 16,348 | 14,725 |
Prepaid expenses and other assets |  | 19,837 | 4,285 |
Property, plant and equipment |  | 303,682 | 96,270 | 44,984
Intangible assets |  | 101,526 | 162,263 | 31,861
Goodwill |  | 314,923 | 241,371 | $ 20,866
Accounts payable and accrued liabilities |  | (89,571) | (15,386) |
Deferred tax liability |  | (33,536) | $ (35,924) |
Agripharm Corp. |  |  |  |
Disclosure Of Business Combinations [Line Items] |  |  |  |
Cash and cash equivalents | $ (17) |  |  |
Amounts receivable | 158 |  |  |
Inventory | 21 |  |  |
Biological assets | 1,430 |  |  |
Prepaid expenses and other assets | 451 |  |  |
Property, plant and equipment | 6,962 |  |  |
Intangible assets | 26,282 |  |  |
Goodwill | 2,259 | $ 2,259 |  |
Accounts payable and accrued liabilities | (1,194) |  |  |
Capital lease obligations | (1,073) |  |  |
Deferred tax liability | (5,699) |  |  |
Net assets disposed | 29,580 |  |  |
Fair value of retained interest | 38,400 |  |  |
Gain on disposal of consolidated entity | $ 8,820 |  |  |

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