Redeemable Non-Controlling Interests - Additional Information (Details)								3 Months Ended
	Jan. 14, 2022 USD ($) Building Entity $ / shares shares	Aug. 02, 2021 USD ($)	Apr. 21, 2021 USD ($)	Feb. 11, 2021 USD ($)	Nov. 30, 2020 USD ($) Building Entity $ / shares shares	Sep. 30, 2019 USD ($) Building Entity Investor $ / shares shares	Sep. 11, 2019 USD ($)	Mar. 31, 2022 USD ($) $ / shares shares	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)	Aug. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Redeemable Noncontrolling Interest [Line Items]
Noncontrolling interest, description								average 30-day market price of Generation Income Properties, Inc. Units shall then be convertible into common stock of Generation Income Properties, Inc. on a 1:1 basis in accordance with the Partnership Agreement of Generation Income Properties, L.P.
Redeemable noncontrolling interest redeemed								$ 10,746,509	$ 9,184,431	$ 9,621,159		$ 8,684,431
Redemption price discount average								15.00%
Number of preferred units issued | shares								10,166
Preferred units issue price per share | $ / shares | $ / shares								$ 20
Preferred Equity Partners
Redeemable Noncontrolling Interest [Line Items]
Payments of distributions								$ 19,000
Accrued value of deferred internal rate of return								9,400
Brown Family Trust
Redeemable Noncontrolling Interest [Line Items]
Redeemable noncontrolling interest redeemed				$ 500,000				500,000	1,700,000	500,000	$ 1,200,000	$ 1,200,000
Payments of distributions								11,300	37,100
Irby Property Partners
Redeemable Noncontrolling Interest [Line Items]
Redeemable noncontrolling interest redeemed								986,125		976,756
Hornstrom
Redeemable Noncontrolling Interest [Line Items]
Redeemable noncontrolling interest redeemed								666,383		$ 659,972
Rockville, IL
Redeemable Noncontrolling Interest [Line Items]
Payments of distributions								13,100
Accrued value of deferred internal rate of return								6,000
Operating Partnership
Redeemable Noncontrolling Interest [Line Items]
Payments of distributions								$ 75,900	$ 113,700
Preferred Equity Agreement | Brown Family Trust
Redeemable Noncontrolling Interest [Line Items]
Capital contribution received				$ 500,000			$ 1,200,000
Noncontrolling interest, description								Pursuant to the agreement, the Company was required to pay the preferred equity member a 10% internal rate of return (“IRR”) on a monthly basis and redeem the entire amount due after 24 months at the option of the preferred equity member.
Noncontrolling interest internal rate of return percentage paid on monthly basis				9.00%			10.00%
Noncontrolling interest, description								Pursuant to the agreement, the Company will pay the preferred equity member a 9% IRR on a monthly basis and redeem the entire amount due after 24 months at the option of the preferred equity member.
Preferred Equity Agreement | Irby Property Partners | Preferred Equity Partners
Redeemable Noncontrolling Interest [Line Items]
Capital contribution received			$ 950,000
Noncontrolling interest, description								Pursuant to the agreement, the Company will pay the preferred equity member a 12% total IRR with an 8% IRR paid on a monthly basis and the deferred IRR will be paid at the end of 24 months along with the entire $950,000 amount due after 24 months at the option of the preferred equity member.
Noncontrolling interest internal rate of return percentage paid on monthly basis			8.00%
Noncontrolling interest total internal rate of return percentage			12.00%
Noncontrolling interest, amount due			$ 950,000
Current redemption amount			986,100
Preferred Equity Agreement | Hornstrom | Preferred Equity Partners
Redeemable Noncontrolling Interest [Line Items]
Capital contribution received		$ 650,000
Noncontrolling interest, description								Pursuant to the agreement, the Company will pay the preferred equity member a 12% total IRR with an 8% IRR paid on a monthly basis and the deferred IRR will be paid at the end of 24 months along with the entire $650,000 amount due after 24 months at the option of the preferred equity member
Noncontrolling interest internal rate of return percentage paid on monthly basis		8.00%
Noncontrolling interest total internal rate of return percentage		12.00%
Noncontrolling interest, amount due		$ 650,000
Current redemption amount		666,400
Contribution Agreement | Operating Partnership
Redeemable Noncontrolling Interest [Line Items]
Number of entities | Entity						2
Number of common units issued | shares						349,913
Common units issue price per share | $ / shares						$ 20.00
Common units value issued						$ 6,998,251
Percentage value of interest in common units								12.80%
Number of investors required to redeem | Investor						2
Common units redemption price per share | $ / shares								$ 20.00
Contribution Agreement | One Entity
Redeemable Noncontrolling Interest [Line Items]
Number of entities | Entity	1				1
Number of common units issued | shares	110,957				24,309
Common units issue price per share | $ / shares	$ 10.00				$ 20.00
Common units value issued	$ 1,109,570				$ 486,180
Percentage value of interest in common units								4.10%
Common units redemption price per share | $ / shares	$ 10.00
Contribution Agreement | One Entity | President
Redeemable Noncontrolling Interest [Line Items]
Ownership percentage					11.00%
Cocoa, FL | Preferred Equity Agreement | Brown Family Trust
Redeemable Noncontrolling Interest [Line Items]
Acquisition of building				$ 1,737,800,000,000			$ 4,578,800
Plant City, FL | Preferred Equity Agreement | Irby Property Partners | Preferred Equity Partners
Redeemable Noncontrolling Interest [Line Items]
Acquisition of building			$ 1,757,300,000,000
Rockville, IL | Preferred Equity Agreement | Hornstrom | Preferred Equity Partners
Redeemable Noncontrolling Interest [Line Items]
Acquisition of building		$ 724,800
Norfolk, VA | Contribution Agreement | Operating Partnership
Redeemable Noncontrolling Interest [Line Items]
Acquisition of building						$ 19,134,400
Number of buildings acquired | Building						2
Tampa, FL | Contribution Agreement | One Entity
Redeemable Noncontrolling Interest [Line Items]
Acquisition of building	$ 2,264,000				$ 1,847,700
Number of buildings acquired | Building	1				1
Percentage value of interest in common units								0.90%