Estimated compensation fee.

No definition available.

Name:	tlry_EstimatedCompensationFee
Namespace Prefix:	tlry_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Firm commission fee commitment.

+ References

No definition available.

+ Details

Name:	tlry_FirmCommissionFeeCommitment
Namespace Prefix:	tlry_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Purchase commitments removed amount.

+ References

No definition available.

+ Details

Name:	tlry_PurchaseCommitmentsRemovedAmount
Namespace Prefix:	tlry_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

+ References

No definition available.

+ Details

Name:	us-gaap_LongTermPurchaseCommitmentAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_LongTermPurchaseCommitmentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Period covered by the long-term purchase commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_LongtermPurchaseCommitmentPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of expenses related to the managing member or general partner for management of the day-to-day business functions of the limited liability company (LLC) or limited partnership (LP).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

+ Details

Name:	us-gaap_ManagementFeeExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=tlry_DocklightLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_GeneralAndAdministrativeExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=tlry_RoseLifescienceIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis=tlry_DistributionAndMarketingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=tlry_SupplyAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=tlry_ProductAndTrademarkLicenseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Commitments and Contingencies - Additional Information (Detail) - USD ($)	1 Months Ended	3 Months Ended		12 Months Ended
	Sep. 30, 2020	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2018
Docklight LLC [Member] \| General and Administrative Expense [Member]
Long Term Purchase Commitment [Line Items]
Management service fees expense		$ 493,000	$ 221,000
Rose Lifescience, Inc [Member]
Long Term Purchase Commitment [Line Items]
Estimated compensation fee	$ 8,000,000
Firm commission fee commitment excluded		0
Rose Lifescience, Inc [Member] \| Distribution and Marketing [Member]
Long Term Purchase Commitment [Line Items]
Commitment Term				5 years
Rose Lifescience, Inc [Member] \| Distribution and Marketing [Member] \| Minimum [Member]
Long Term Purchase Commitment [Line Items]
Minimum commitment Fee				$ 384,000
Supply Agreement [Member]
Long Term Purchase Commitment [Line Items]
Purchase commitments removed amount		$ 59,700,000
Product and Trademark License Agreement [Member] \| Docklight LLC [Member] \| General and Administrative Expense [Member]
Long Term Purchase Commitment [Line Items]
Management service fees expense				$ 493,000