Innovative Industrial Properties (IIPR) 10-K/A 30 Aug 24 2023 FY Annual report (amended) Financial data

Cover

Cover - USD ($)	12 Months Ended
	Dec. 31, 2023	Feb. 27, 2024	Jun. 30, 2023
Document Information [Line Items]
Document Type	10-K/A
Amendment Flag	false
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Dec. 31, 2023
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2023
Current Fiscal Year End Date	--12-31
Entity File Number	001-37949
Entity Registrant Name	Innovative Industrial Properties, Inc.
Entity Central Index Key	0001677576
Entity Tax Identification Number	81-2963381
Entity Incorporation, State or Country Code	MD
Entity Address, Address Line One	1389 Center Drive, Suite 200
Entity Address, City or Town	Park City
Entity Address, State or Province	UT
Entity Address, Postal Zip Code	84098
City Area Code	858
Local Phone Number	997-3332
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float			$ 2,000,000,000
Entity Common Stock, Shares Outstanding		28,205,423
ICFR Auditor Attestation Flag	true
Document Financial Statement Error Correction [Flag]	false
Auditor Name	BDO USA, P.C.
Auditor Location	San Diego, California
Auditor Firm ID	243
Common Stock [Member]
Document Information [Line Items]
Title of 12(b) Security	Common Stock, par value $0.001 per share
Trading Symbol	IIPR
Security Exchange Name	NYSE
Series A Preferred Stock, par value $0.001 per share [Member]
Document Information [Line Items]
Title of 12(b) Security	Series A Preferred Stock, par value $0.001 per share
Trading Symbol	IIPR-PA
Security Exchange Name	NYSE