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Summary of Significant Accounting Policies - Earnings per Share (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Earnings Per Share Basic And Diluted [Line Items] |  |  |
Net income attributable to Agree Realty Corporation | $ 152,437 | $ 122,273 | $ 91,381
Less: Series A preferred stock dividends | (7,437) | (2,148) | 0
Net Income Attributable to Common Stockholders | 145,000 | 120,125 | 91,381
Less: Income attributable to unvested restricted shares | (376) | (369) | (297)
Net income used in basic and diluted earnings per share | $ 144,624 | $ 119,756 | $ 91,084
Weighted average number of common shares outstanding | 78,885,063 | 67,004,069 | 52,013,137
Less: Unvested restricted stock | (225,730) | (201,827) | (174,918)
Weighted average number of common shares outstanding used in basic earnings per share | 78,659,333 | 66,802,242 | 51,838,219
Weighted average number of common shares outstanding used in basic earnings per share | 78,659,333 | 66,802,242 | 51,838,219
Effect of dilutive securities: |  |  |
Share-based compensation | 129,474 | 118,460 | 95,103
Weighted average number of common shares outstanding used in diluted earnings per share | 79,164,386 | 67,139,079 | 52,396,734
Restricted Stock [Member] |  |  |
Effect of dilutive securities: |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 62 | 2,092 |
Performance Units [Member] |  |  |
Effect of dilutive securities: |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount |  |  | 1,547
2019 ATM Forward Equity Offerings |  |  |
Effect of dilutive securities: |  |  |
Forward equity offering | 0 | 0 | 14,289
2019 ATM Forward Equity Offerings | Forward Sale Agreement [Member] |  |  |
Effect of dilutive securities: |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount |  |  | 17,114
2020 ATM Forward Equity Offerings |  |  |
Effect of dilutive securities: |  |  |
Forward equity offering | 0 | 153,200 | 19,777
2020 ATM Forward Equity Offerings | Forward Sale Agreement [Member] |  |  |
Effect of dilutive securities: |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount |  | 5,360 | 27,753
April 2020 Forward Equity |  |  |
Effect of dilutive securities: |  |  |
Forward equity offering | 0 | 0 | 429,346
2021 ATM Forward Equity Offerings |  |  |
Effect of dilutive securities: |  |  |
Forward equity offering | 0 | 50,757 | 0
2021 ATM Forward Equity Offerings | Forward Sale Agreement [Member] |  |  |
Effect of dilutive securities: |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount |  | 849 |
December 2021 Forward Offering |  |  |
Effect of dilutive securities: |  |  |
Forward equity offering | 89,963 | 14,420 | 0
2022 ATM Forward Equity Offerings |  |  |
Effect of dilutive securities: |  |  |
Forward equity offering | 63,381 | 0 | 0
May 2022 Forward Offering |  |  |
Effect of dilutive securities: |  |  |
Forward equity offering | 173,429 | 0 | 0
September 2022 Forward Offering |  |  |
Effect of dilutive securities: |  |  |
Forward equity offering | 48,806 | 0 | 0

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