Real Estate Investments - Assets Held for Sale (Details) $ in Thousands	Mar. 31, 2025 USD ($) property	Dec. 31, 2024 property
Real Estate Investments
Number Of Real Estate Properties Held-For-Sale \| property	1	0
Land	$ 1,200
Building	128
Real Estate Held-for-sale, gross	1,328
Accumulated depreciation and amortization, net	(50)
Total Real Estate Held for Sale, net	$ 1,278

Number Of Real Estate Properties Held-For-Sale.

No definition available.

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Period Type:	instant

- Definition

The cumulative amount of depreciation for real estate property held for sale.

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No definition available.

+ Details

Name:	adc_RealEstateHeldForSaleAccumulatedDepreciation
Namespace Prefix:	adc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Gross amount as of investments in buildings held for sale, excluding real estate considered to be inventory of the entity.

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No definition available.

+ Details

Name:	adc_RealEstateHeldForSaleBuilding
Namespace Prefix:	adc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Gross amount as of investments in land, buildings and lease intangibles held for sale, excluding real estate considered to be inventory of the entity.

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No definition available.

+ Details

Name:	adc_RealEstateHeldForSaleGross
Namespace Prefix:	adc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Gross amount as of investments in land held for sale, excluding real estate considered to be inventory of the entity.

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No definition available.

+ Details

Name:	adc_RealEstateHeldForSaleLand
Namespace Prefix:	adc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of real estate investments, net of accumulated depreciation .

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No definition available.

+ Details

Name:	adc_RealEstateHeldForSaleNetTotal
Namespace Prefix:	adc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

+ Details

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