Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-17-007148-index-headers.html | 2017-04-25 17:05:43 | |
| 0001564590-17-007148-index.html | 2017-04-25 17:05:43 | |
| 0001564590-17-007148.txt | 2017-04-25 17:05:43 | |
 0001564590-17-007148-xbrl.zip | 233031 | 2017-04-25 17:05:43 |
| bdn-10q_20170331.htm | 4855923 | 2017-04-25 17:05:43 |
| bdn-20170331.xml | 3136586 | 2017-04-25 17:05:43 |
| bdn-20170331.xsd | 86573 | 2017-04-25 17:05:43 |
| bdn-20170331_cal.xml | 111673 | 2017-04-25 17:05:43 |
| bdn-20170331_def.xml | 450975 | 2017-04-25 17:05:43 |
| bdn-20170331_lab.xml | 611440 | 2017-04-25 17:05:43 |
| bdn-20170331_pre.xml | 580466 | 2017-04-25 17:05:43 |
| bdn-ex311_10.htm | 16697 | 2017-04-25 17:05:43 |
| bdn-ex312_12.htm | 16753 | 2017-04-25 17:05:43 |
| bdn-ex313_11.htm | 16743 | 2017-04-25 17:05:43 |
| bdn-ex314_7.htm | 16475 | 2017-04-25 17:05:43 |
| bdn-ex321_13.htm | 6357 | 2017-04-25 17:05:43 |
| bdn-ex322_8.htm | 6406 | 2017-04-25 17:05:43 |
| bdn-ex323_9.htm | 6509 | 2017-04-25 17:05:43 |
| bdn-ex324_6.htm | 6480 | 2017-04-25 17:05:43 |
| FilingSummary.xml | 51374 | 2017-04-25 17:05:43 |
| Financial_Report.xlsx | 103366 | 2017-04-25 17:05:43 |
| R1.htm | 25049 | 2017-04-25 17:05:43 |
| R10.htm | 57875 | 2017-04-25 17:05:43 |
| R11.htm | 5766 | 2017-04-25 17:05:43 |
| R12.htm | 9524 | 2017-04-25 17:05:43 |
| R13.htm | 12523 | 2017-04-25 17:05:43 |
| R14.htm | 168182 | 2017-04-25 17:05:43 |
| R15.htm | 66036 | 2017-04-25 17:05:43 |
| R16.htm | 117595 | 2017-04-25 17:05:43 |
| R17.htm | 162132 | 2017-04-25 17:05:43 |
| R18.htm | 50210 | 2017-04-25 17:05:43 |
| R19.htm | 7481 | 2017-04-25 17:05:43 |
| R2.htm | 121801 | 2017-04-25 17:05:43 |
| R20.htm | 119321 | 2017-04-25 17:05:43 |
| R21.htm | 94942 | 2017-04-25 17:05:43 |
| R22.htm | 96177 | 2017-04-25 17:05:43 |
| R23.htm | 115415 | 2017-04-25 17:05:43 |
| R24.htm | 260070 | 2017-04-25 17:05:43 |
| R25.htm | 34513 | 2017-04-25 17:05:43 |
| R26.htm | 6841 | 2017-04-25 17:05:43 |
| R27.htm | 15745 | 2017-04-25 17:05:43 |
| R28.htm | 170860 | 2017-04-25 17:05:43 |
| R29.htm | 58657 | 2017-04-25 17:05:43 |
| R3.htm | 38081 | 2017-04-25 17:05:43 |
| R30.htm | 119117 | 2017-04-25 17:05:43 |
| R31.htm | 158158 | 2017-04-25 17:05:43 |
| R32.htm | 40010 | 2017-04-25 17:05:43 |
| R33.htm | 112586 | 2017-04-25 17:05:43 |
| R34.htm | 91903 | 2017-04-25 17:05:43 |
| R35.htm | 179621 | 2017-04-25 17:05:43 |
| R36.htm | 109174 | 2017-04-25 17:05:43 |
| R37.htm | 256528 | 2017-04-25 17:05:43 |
| R38.htm | 20889 | 2017-04-25 17:05:43 |
| R39.htm | 71519 | 2017-04-25 17:05:43 |
| R4.htm | 101974 | 2017-04-25 17:05:43 |
| R40.htm | 11288 | 2017-04-25 17:05:43 |
| R41.htm | 15940 | 2017-04-25 17:05:43 |
| R42.htm | 33894 | 2017-04-25 17:05:43 |
| R43.htm | 39001 | 2017-04-25 17:05:43 |
| R44.htm | 40062 | 2017-04-25 17:05:43 |
| R45.htm | 24935 | 2017-04-25 17:05:43 |
| R46.htm | 28556 | 2017-04-25 17:05:43 |
| R47.htm | 99211 | 2017-04-25 17:05:43 |
| R48.htm | 19129 | 2017-04-25 17:05:43 |
| R49.htm | 20432 | 2017-04-25 17:05:43 |
| R5.htm | 28066 | 2017-04-25 17:05:43 |
| R50.htm | 6465 | 2017-04-25 17:05:43 |
| R51.htm | 24393 | 2017-04-25 17:05:43 |
| R52.htm | 32200 | 2017-04-25 17:05:43 |
| R53.htm | 69239 | 2017-04-25 17:05:43 |
| R54.htm | 11887 | 2017-04-25 17:05:43 |
| R55.htm | 19345 | 2017-04-25 17:05:43 |
| R56.htm | 31949 | 2017-04-25 17:05:43 |
| R57.htm | 6358 | 2017-04-25 17:05:43 |
| R58.htm | 6000 | 2017-04-25 17:05:43 |
| R59.htm | 26746 | 2017-04-25 17:05:43 |
| R6.htm | 63221 | 2017-04-25 17:05:43 |
| R60.htm | 36875 | 2017-04-25 17:05:43 |
| R61.htm | 39797 | 2017-04-25 17:05:43 |
| R62.htm | 39627 | 2017-04-25 17:05:43 |
| R63.htm | 39083 | 2017-04-25 17:05:43 |
| R64.htm | 63643 | 2017-04-25 17:05:43 |
| R65.htm | 29507 | 2017-04-25 17:05:43 |
| R66.htm | 35044 | 2017-04-25 17:05:43 |
| R67.htm | 10367 | 2017-04-25 17:05:43 |
| R68.htm | 24603 | 2017-04-25 17:05:43 |
| R69.htm | 28027 | 2017-04-25 17:05:43 |
| R7.htm | 6476 | 2017-04-25 17:05:43 |
| R70.htm | 26880 | 2017-04-25 17:05:43 |
| R71.htm | 35701 | 2017-04-25 17:05:43 |
| R72.htm | 59390 | 2017-04-25 17:05:43 |
| R73.htm | 18900 | 2017-04-25 17:05:43 |
| R74.htm | 28276 | 2017-04-25 17:05:43 |
| R8.htm | 146395 | 2017-04-25 17:05:43 |
| R9.htm | 6360 | 2017-04-25 17:05:43 |
| report.css | 2767 | 2017-04-25 17:05:43 |
| Show.js | 1410 | 2017-04-25 17:05:43 |