The amount net income (loss) attributable to unvested restricted stocks.

No definition available.

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The Weighted average number of common shares and OP Units outstanding

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Additional shared included in the calculation of diluted EPS as a result of the potentially dilutive effect of equity forward arrangements using the reverse treasury stock method.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.

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- Definition

Weighted average number of general partnership units outstanding determined by relating the portion of time within a reporting period that general partnership units have been outstanding to the total time in that period.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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This element represents the weighted average total number of shares issued throughout the period including the first (beginning balance outstanding) and last (ending balance outstanding) day of the period before considering any reductions (for instance, shares held in treasury) to arrive at the weighted average number of shares outstanding. Weighted average relates to the portion of time within a reporting period that common shares have been issued and outstanding to the total time in that period. Such concept is used in determining the weighted average number of shares outstanding for purposes of calculating earnings per share (basic).

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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Number of shares of restricted stock determined by relating the portion of time within a reporting period that restricted shares have been outstanding to the total time in that period. Restricted shares are subject to sales, contractual, regulatory or other restrictions that prevent or inhibit the holder from freely disposing of them before the restriction ends.

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Summary of Significant Accounting Policies - Earnings per Share (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Earnings Per Share Basic And Diluted [Line Items]
Net income attributable to Agree Realty Corporation	$ 13,212	$ 15,586	$ 12,923	$ 16,451	$ 16,496	$ 12,165	$ 14,876	$ 14,575	$ 58,172	$ 58,112	$ 45,118
Less: Income attributable to unvested restricted shares									(370)	(454)	(424)
Net income used in basic and diluted earnings per share									$ 57,802	$ 57,658	$ 44,694
Weighted average number of common shares outstanding									32,281,273	27,852,231	23,096,267
Less: Unvested restricted stock									(211,018)	(227,129)	(227,531)
Weighted average number of common shares outstanding used in basic earnings per share									32,070,255	27,625,102	22,868,736
Weighted average number of common shares outstanding used in basic earnings per share									32,070,255	27,625,102	22,868,736
Effect of dilutive securities: restricted stock									69,136	75,245	91,063
Effect of dilutive securities: forward equity offering									261,731
Weighted average number of common shares outstanding used in diluted earnings per share									32,401,122	27,700,347	22,959,799
Operating Partnership Units ("OP Units")									347,619	347,619	347,619
Weighted average number of common shares and OP Units outstanding used in diluted earnings per share									32,748,741	28,047,966	23,307,418
March 2018 Forward Sale [Member]
Earnings Per Share Basic And Diluted [Line Items]
Effect of dilutive securities: forward equity offering									198,786
September 2018 Forward Sales [Member]
Earnings Per Share Basic And Diluted [Line Items]
Effect of dilutive securities: forward equity offering									62,945