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The Company (Details Textual) | 12 Months Ended
--- | ---
Dec. 31, 2013
Nature of Operations [Line Items] |
Annual Base Rental Revenues Received Percentage | 97.00%
Walgreen Co [Member] |
Nature of Operations [Line Items] |
Annual Base Rental Revenues Received Percentage | 27.00%
Kmart Corporation [Member] |
Nature of Operations [Line Items] |
Annual Base Rental Revenues Received Percentage | 5.00%
Cvs Caremark Corporation [Member] |
Nature of Operations [Line Items] |
Annual Base Rental Revenues Received Percentage | 5.00%
Wawa [Member] |
Nature of Operations [Line Items] |
Annual Base Rental Revenues Received Percentage | 5.00%
Walmart Stores Inc [Member] |
Nature of Operations [Line Items] |
Annual Base Rental Revenues Received Percentage | 5.00%

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- Definition Percentage of annual base rental revenues received from national and regional tenants under long-term lease. + References No definition available. + Details
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Namespace Prefix: | adc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | adc_NatureOfOperationsLineItems
Namespace Prefix: | adc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration