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| 0000805022-18-000017-index.html | 2018-08-03 16:26:57 | |
| 0000805022-18-000017.txt | 2018-08-03 16:26:57 | |
 0000805022-18-000017-xbrl.zip | 259442 | 2018-08-03 16:26:57 |
| bpl-20180630.xml | 2453150 | 2018-08-03 16:26:57 |
| bpl-20180630.xsd | 54073 | 2018-08-03 16:26:57 |
| bpl-20180630_cal.xml | 89699 | 2018-08-03 16:26:57 |
| bpl-20180630_def.xml | 365470 | 2018-08-03 16:26:57 |
| bpl-20180630_lab.xml | 733679 | 2018-08-03 16:26:57 |
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| bplq2201810q.htm | 1638252 | 2018-08-03 16:26:57 |
| exhibit101-bplq22018.htm | 89636 | 2018-08-03 16:26:57 |
| exhibit311-bplq22018.htm | 13703 | 2018-08-03 16:26:57 |
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| exhibit322-bplq22018.htm | 6608 | 2018-08-03 16:26:57 |
| FilingSummary.xml | 38501 | 2018-08-03 16:26:57 |
| Financial_Report.xlsx | 94903 | 2018-08-03 16:26:57 |
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| report.css | 2767 | 2018-08-03 16:26:57 |
| Show.js | 1410 | 2018-08-03 16:26:57 |