XML 43 R50.htm IDEA: XBRL DOCUMENT v2.4.1.9
Significant Acquisitions and Dispositions (Summary of Allocation of Fair Value of Amounts Recognized) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Other Two Thousand Fourteen Acquisitions [Member] [Domain] [Member] [Member]    
Real estate assets $ 116,773us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBuildings
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandFourteenAcquisitionsMemberDomainMemberMember
 
Lease-related intangible assets 14,238us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandFourteenAcquisitionsMemberDomainMemberMember
 
Total acquired assets 131,011us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandFourteenAcquisitionsMemberDomainMemberMember
 
Other liabilities 355us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandFourteenAcquisitionsMemberDomainMemberMember
 
Total assumed liabilities 355us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandFourteenAcquisitionsMemberDomainMemberMember
 
Fair value of acquired net assets 130,656us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandFourteenAcquisitionsMemberDomainMemberMember
 
Other Two Thousand Thirteen Acquisitions [Member] [Domain]    
Real estate assets   488,294us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBuildings
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandThirteenAcquisitionsMemberDomainMember
Lease-related intangible assets   67,167us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandThirteenAcquisitionsMemberDomainMember
Total acquired assets   555,461us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandThirteenAcquisitionsMemberDomainMember
Secured debt   103,638us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandThirteenAcquisitionsMemberDomainMember
Below Market Lease, Gross   2,153us-gaap_BelowMarketLeaseGross
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandThirteenAcquisitionsMemberDomainMember
Other liabilities   2,201us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandThirteenAcquisitionsMemberDomainMember
Total assumed liabilities   107,992us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandThirteenAcquisitionsMemberDomainMember
Fair value of acquired net assets   $ 447,469us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet
/ us-gaap_BusinessAcquisitionAxis
= dre_OtherTwoThousandThirteenAcquisitionsMemberDomainMember