Schedule of receivables (Details) - USD ($)	Jan. 31, 2019	Jan. 31, 2018	Jan. 31, 2017
RECEIVABLES [abstract]
Taxes receivable	$ 65,476	$ 12,138	$ 4,358
Trade receivable	69,692
Allowance for doubtful accounts	(55,215)
RECEIVABLES	$ 79,953	$ 12,138	$ 4,358

Represents amount of allowance for doubtful accounts.

No definition available.

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Namespace Prefix:	cxxif_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

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Period Type:	duration

- Definition

The amount of current trade receivables. [Refer: Trade receivables]

+ References

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Balance Type:	debit
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- Definition

The amount of current value added tax receivables. [Refer: Value added tax receivables]

+ References

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Balance Type:	debit
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- Definition

The amount of current trade receivables and current other receivables. [Refer: Current trade receivables; Other current receivables]

+ References

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+ Details

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