XML 64 R41.htm IDEA: XBRL DOCUMENT ﻿
v2.3.0.11

Commitments and Contingencies (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2011
Commitments and Contingencies (Tables) [Abstract] |
Operating Leases Future Minimum Payments Due |
2011 (six months remaining) |  |  |  | $ | 909 |
2012 |  |  |  |  |  |  | 1,818 |
2013 |  |  |  |  |  |  | 1,818 |
2014 |  |  |  |  |  |  | 1,909 |
2015 |  |  |  |  |  |  | 1,909 |
Thereafter |  |  |  |  |  |  | 289,897 |

X
- Definition Commitments And Contingencies. + Details
Name: | bdn_CommitmentsAndContingenciesTablesAbstract
Namespace Prefix: | bdn
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Operating Leases Future Minimum Payments Due . + Details
Name: | bdn_OperatingLeasesFutureMinimumPaymentsDueTextBlock
Namespace Prefix: | bdn
Data Type: | us-types:textBlockItemType
Balance Type: | na
Period Type: | duration