XML 82 R50.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2

Dividends and Distribution Payable (Details) - $ / shares	Dec. 31, 2019	Dec. 03, 2019	Dec. 31, 2018	Dec. 31, 2017
Dividends Payable [Line Items]
Cash dividends declared per common share (in dollars per share)	$ 2.280		$ 2.155	$ 2.025
Agree Limited Partnership [Member]
Dividends Payable [Line Items]
Cash dividends declared per common share (in dollars per share)		$ 0.585

X

- Definition

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

+ Details

Name:	us-gaap_DividendsPayableAmountPerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_DividendsPayableLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	dei_LegalEntityAxis=adc_AgreeLimitedPartnershipMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: