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Summary of Significant Accounting Policies - Narrative (Details) $ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
May 03, 2022 USD ($) | Mar. 31, 2022 USD ($) property segment tenant shares | Dec. 31, 2021 USD ($) property
Accounting Policies [Line Items] |  |  |
Outstanding units | shares |  | 75,522,199 |
Number of real estate properties held-for-sale | property |  | 0 | 1
Cash in excess of FDIC insured amounts |  | $ 24.0 | $ 44.0
Straight-line rent receivables |  | $ 44.0 | 40.9
Number of tenants for whom, collections no longer probable | tenant |  | 3 |
Allowance for doubtful accounts receivable (in dollars) |  | $ 0.8 | 0.8
Number of Reportable Segments | segment |  | 1 |
Proceeds from Sale of Real Estate |  | $ 7.6 |
Subsequent Event [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Proceeds from Sale of Real Estate | $ 14.0 |  |
Unbilled Revenues [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Accounts Receivable, Gross |  | $ 7.7 | $ 9.1
Building [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Useful life |  | 40 years |
Building Improvements [Member] | Minimum [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Useful life |  | 10 years |
Building Improvements [Member] | Maximum [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Useful life |  | 20 years |
Agree Realty Corporation [Member] | General Partner [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest |  | 99.50% | 99.50%
Agree Realty Corporation [Member] | Third party [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Non controlling interest |  | 0.50% | 0.50%

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