Capital Stock - Schedule of Stock Options Outstanding and Exercisable (Details)	12 Months Ended
	Mar. 31, 2018 $ / shares shares
Weighted Average Exercise Price \| $ / shares	$ 0.45
Shares Outstanding \| shares	2,020,000
Weighted Average Remaining Contractual Life (Years)	4 years 29 days
Options Exercisable \| shares	1,044,584
Weighted Average Exercise Price \| $ / shares	$ 0.45
Weighted Average Remaining Contractual Life (Years)	3 years 7 months 24 days
Exercise Price One [Member]
Weighted Average Exercise Price \| $ / shares	$ 1.73
Shares Outstanding \| shares	185,000
Weighted Average Remaining Contractual Life (Years)	1 year 8 months 16 days
Options Exercisable \| shares	185,000
Weighted Average Exercise Price \| $ / shares	$ 1.73
Weighted Average Remaining Contractual Life (Years)	1 year 8 months 16 days
Exercise Price Two [Member]
Weighted Average Exercise Price \| $ / shares	$ 2.43
Shares Outstanding \| shares	85,000
Weighted Average Remaining Contractual Life (Years)	2 years 9 months 7 days
Options Exercisable \| shares	85,000
Weighted Average Exercise Price \| $ / shares	$ 2.43
Weighted Average Remaining Contractual Life (Years)	2 years 9 months 7 days
Exercise Price Three [Member]
Weighted Average Exercise Price \| $ / shares	$ 0.38
Shares Outstanding \| shares	425,000
Weighted Average Remaining Contractual Life (Years)	3 years 6 months 25 days
Options Exercisable \| shares	311,667
Weighted Average Exercise Price \| $ / shares	$ 0.38
Weighted Average Remaining Contractual Life (Years)	3 years 6 months 25 days
Exercise Price Four [Member]
Weighted Average Exercise Price \| $ / shares	$ 0.15
Shares Outstanding \| shares	850,000
Weighted Average Remaining Contractual Life (Years)	4 years 6 months 29 days
Options Exercisable \| shares	311,667
Weighted Average Exercise Price \| $ / shares	$ 0.15
Weighted Average Remaining Contractual Life (Years)	4 years 6 months 29 days
Exercise Price Five [Member]
Weighted Average Exercise Price \| $ / shares	$ 0.19
Shares Outstanding \| shares	475,000
Weighted Average Remaining Contractual Life (Years)	4 years 9 months 14 days
Options Exercisable \| shares	151,250
Weighted Average Exercise Price \| $ / shares	$ 0.19
Weighted Average Remaining Contractual Life (Years)	4 years 9 months 14 days

Algae Dynamics Corp. 10-K