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v2.4.1.9

Organization (Details Textual) | Dec. 31, 2014 | Dec. 31, 2013
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Nature of Operations [Line Items] |  |
Noncontrolling Interest, Ownership Percentage by Parent | 98.06%us-gaap_MinorityInterestOwnershipPercentageByParent | 97.72%us-gaap_MinorityInterestOwnershipPercentageByParent

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

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- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant