Fair Value of Financial Instruments - Narrative (Details) - Contingent consideration payable $ in Millions	12 Months Ended
Jun. 30, 2020 CAD ($) month	Jun. 30, 2019 CAD ($) month
Estimated probability of achieving milestones
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]
Significant unobservable input, liabilities	0.32	1.00
Percentage of reasonably possible decrease in unobservable input, liabilities	10.00%	10.00%
Decrease in fair value measurement due to reasonably possible decrease in unobservable input, liabilities	$ (1.9)	$ (2.8)
Discount rate
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]
Significant unobservable input, liabilities	0.0138
Percentage of reasonably possible decrease in unobservable input, liabilities	5.00%	5.00%
Percentage of reasonably possible increase in unobservable input, liabilities	5.00%	5.00%
Discount rate \| Bottom of range
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]
Significant unobservable input, liabilities		0.0486
Decrease in fair value measurement due to reasonably possible decrease in unobservable input, liabilities	$ 0.2	$ 0.3
Increase (decrease) in fair value measurement due to reasonably possible increase in unobservable input, liabilities	0.2	$ 0.3
Discount rate \| Top of range
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]
Significant unobservable input, liabilities		0.2276
Expected timing of achieving milestones
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]
Increase (decrease) in fair value measurement due to reasonably possible increase in unobservable input, liabilities	$ 0.1	$ (0.4)
Months delayed expected timing of achieving milestones \| month	6	6

Reasonably Possible Increase In Unobservable Input, Liabilities

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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 increase (decrease) in the fair value measurement of liabilities due to a reasonably possible decrease in an unobservable input.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 13
-IssueDate 2019-01-01
-Paragraph 93
-Subparagraph h
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2019-en-r&anchor=para_93_h_ii&doctype=Standard
-URIDate 2019-03-27

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- Definition

The amount of increase (decrease) in the fair value measurement of liabilities due to a reasonably possible increase in an unobservable input.

+ References

+ Details

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- Definition

The percentage of a reasonably possible decrease in an unobservable input used in fair value measurement of liabilities.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 13
-IssueDate 2019-01-01
-Paragraph 93
-Subparagraph h
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2019-en-r&anchor=para_93_h_ii&doctype=Standard
-URIDate 2019-03-27

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- Definition

The percentage of a reasonably possible increase in an unobservable input used in fair value measurement of liabilities.

+ References

+ Details

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- Definition

The value of significant unobservable input used in the measurement of the fair value of liabilities.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 13
-IssueDate 2019-01-01
-Paragraph 93
-Subparagraph d
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2019-en-r&anchor=para_93_d&doctype=Standard
-URIDate 2019-03-27

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