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Organization (Details)	Sep. 30, 2022
Iip Operating Partnership Lp
Percentage Leased	100.00%

The percentage of leased common stock or equity participation in the investee accounted for under the equity method of accounting.

No definition available.

Name:	iipr_PercentageLeased
Namespace Prefix:	iipr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Name:	srt_ConsolidatedEntitiesAxis=iipr_IipOperatingPartnershipLpMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: