Leases - Summary of Supplemental Balance Sheet Information Related to Leases (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Assets
Operating lease assets	$ 17,985	$ 17,514
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:OperatingLeaseRightOfUseAsset	us-gaap:OperatingLeaseRightOfUseAsset
Finance lease assets	$ 13,167	$ 13,307
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:PropertyPlantAndEquipmentNet	us-gaap:PropertyPlantAndEquipmentNet
Total lease assets	$ 31,152	$ 30,821
Liabilities
Operating lease liabilities, current	$ 2,913	$ 2,473
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	tlry:CurrentAccruedLeaseObligations	tlry:CurrentAccruedLeaseObligations
Operating lease liabilities, noncurrent	$ 15,346	$ 15,255
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	tlry:NoncurrentAccruedLeaseObligations	tlry:NoncurrentAccruedLeaseObligations
Finance lease liabilities, noncurrent	$ 15,277	$ 14,152
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	tlry:NoncurrentAccruedLeaseObligations	tlry:NoncurrentAccruedLeaseObligations
Total lease liabilities	$ 33,536	$ 31,880