XML 40 R26.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Organization (Details Textual) | Sep. 30, 2017
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Nature of Operations [Line Items] |
Ownership Percentage On Controlling Interest By Parent | 98.80%

X
- References No definition available. + Details
Name: | adc_NatureOfOperationsLineItems
Namespace Prefix: | adc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Controlling interest percentage held by Agree Realty Corporation (general partner). + References No definition available. + Details
Name: | adc_OwnershipPercentageOnControllingInterestByParent
Namespace Prefix: | adc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant