Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-13-415926-index-headers.html | 2013-10-29 16:07:01 | |
| 0001193125-13-415926-index.html | 2013-10-29 16:07:01 | |
| 0001193125-13-415926.txt | 2013-10-29 16:07:01 | |
 0001193125-13-415926-xbrl.zip | 245601 | 2013-10-29 16:07:01 |
| bxmt-20130930.xml | 1588370 | 2013-10-29 16:07:01 |
| bxmt-20130930.xsd | 109242 | 2013-10-29 16:07:01 |
| bxmt-20130930_cal.xml | 111948 | 2013-10-29 16:07:01 |
| bxmt-20130930_def.xml | 420621 | 2013-10-29 16:07:01 |
| bxmt-20130930_lab.xml | 677279 | 2013-10-29 16:07:01 |
| bxmt-20130930_pre.xml | 601254 | 2013-10-29 16:07:01 |
| d601563d10q.htm | 1025094 | 2013-10-29 16:07:01 |
| d601563dex101.htm | 35336 | 2013-10-29 16:07:01 |
| d601563dex102.htm | 12521 | 2013-10-29 16:07:01 |
| d601563dex103.htm | 15226 | 2013-10-29 16:07:01 |
| d601563dex104.htm | 2395 | 2013-10-29 16:07:01 |
| d601563dex105.htm | 18385 | 2013-10-29 16:07:01 |
| d601563dex106.htm | 14926 | 2013-10-29 16:07:01 |
| d601563dex311.htm | 8893 | 2013-10-29 16:07:01 |
| d601563dex312.htm | 8790 | 2013-10-29 16:07:01 |
| d601563dex321.htm | 3950 | 2013-10-29 16:07:01 |
| d601563dex322.htm | 3953 | 2013-10-29 16:07:01 |
| d601563dex991.htm | 5256 | 2013-10-29 16:07:01 |
| FilingSummary.xml | 56785 | 2013-10-29 16:07:01 |
| Financial_Report.xls | 1353880 | 2013-10-29 16:07:01 |
| Financial_Report.xlsx | 271740 | 2013-10-29 16:07:01 |
 g6015631.jpg | 31649 | 2013-10-29 16:07:01 |
| R1.htm | 36048 | 2013-10-29 16:07:01 |
| R10.htm | 11416 | 2013-10-29 16:07:01 |
| R11.htm | 13977 | 2013-10-29 16:07:01 |
| R12.htm | 90573 | 2013-10-29 16:07:01 |
| R13.htm | 14063 | 2013-10-29 16:07:01 |
| R14.htm | 37146 | 2013-10-29 16:07:01 |
| R15.htm | 8363 | 2013-10-29 16:07:01 |
| R16.htm | 14688 | 2013-10-29 16:07:01 |
| R17.htm | 52200 | 2013-10-29 16:07:01 |
| R18.htm | 12348 | 2013-10-29 16:07:01 |
| R19.htm | 74637 | 2013-10-29 16:07:01 |
| R2.htm | 78315 | 2013-10-29 16:07:01 |
| R20.htm | 21600 | 2013-10-29 16:07:01 |
| R21.htm | 23198 | 2013-10-29 16:07:01 |
| R22.htm | 10446 | 2013-10-29 16:07:01 |
| R23.htm | 10027 | 2013-10-29 16:07:01 |
| R24.htm | 64543 | 2013-10-29 16:07:01 |
| R25.htm | 14271 | 2013-10-29 16:07:01 |
| R26.htm | 72066 | 2013-10-29 16:07:01 |
| R27.htm | 6672 | 2013-10-29 16:07:01 |
| R28.htm | 97790 | 2013-10-29 16:07:01 |
| R29.htm | 11169 | 2013-10-29 16:07:01 |
| R3.htm | 15065 | 2013-10-29 16:07:01 |
| R30.htm | 92087 | 2013-10-29 16:07:01 |
| R31.htm | 13503 | 2013-10-29 16:07:01 |
| R32.htm | 40835 | 2013-10-29 16:07:01 |
| R33.htm | 9621 | 2013-10-29 16:07:01 |
| R34.htm | 41877 | 2013-10-29 16:07:01 |
| R35.htm | 72092 | 2013-10-29 16:07:01 |
| R36.htm | 17288 | 2013-10-29 16:07:01 |
| R37.htm | 21566 | 2013-10-29 16:07:01 |
| R38.htm | 69301 | 2013-10-29 16:07:01 |
| R39.htm | 67601 | 2013-10-29 16:07:01 |
| R4.htm | 115017 | 2013-10-29 16:07:01 |
| R40.htm | 5689 | 2013-10-29 16:07:01 |
| R41.htm | 11285 | 2013-10-29 16:07:01 |
| R42.htm | 35634 | 2013-10-29 16:07:01 |
| R43.htm | 15172 | 2013-10-29 16:07:01 |
| R44.htm | 47301 | 2013-10-29 16:07:01 |
| R45.htm | 35532 | 2013-10-29 16:07:01 |
| R46.htm | 18955 | 2013-10-29 16:07:01 |
| R47.htm | 8747 | 2013-10-29 16:07:01 |
| R48.htm | 27297 | 2013-10-29 16:07:01 |
| R49.htm | 5278 | 2013-10-29 16:07:01 |
| R5.htm | 38930 | 2013-10-29 16:07:01 |
| R50.htm | 17518 | 2013-10-29 16:07:01 |
| R51.htm | 22954 | 2013-10-29 16:07:01 |
| R52.htm | 5226 | 2013-10-29 16:07:01 |
| R53.htm | 30603 | 2013-10-29 16:07:01 |
| R54.htm | 9531 | 2013-10-29 16:07:01 |
| R55.htm | 9249 | 2013-10-29 16:07:01 |
| R56.htm | 18820 | 2013-10-29 16:07:01 |
| R57.htm | 27188 | 2013-10-29 16:07:01 |
| R58.htm | 9836 | 2013-10-29 16:07:01 |
| R59.htm | 20046 | 2013-10-29 16:07:01 |
| R6.htm | 44410 | 2013-10-29 16:07:01 |
| R60.htm | 10079 | 2013-10-29 16:07:01 |
| R61.htm | 30797 | 2013-10-29 16:07:01 |
| R62.htm | 29518 | 2013-10-29 16:07:01 |
| R63.htm | 9027 | 2013-10-29 16:07:01 |
| R64.htm | 6428 | 2013-10-29 16:07:01 |
| R65.htm | 120127 | 2013-10-29 16:07:01 |
| R66.htm | 32557 | 2013-10-29 16:07:01 |
| R67.htm | 16975 | 2013-10-29 16:07:01 |
| R68.htm | 19439 | 2013-10-29 16:07:01 |
| R69.htm | 4965 | 2013-10-29 16:07:01 |
| R7.htm | 148922 | 2013-10-29 16:07:01 |
| R70.htm | 7267 | 2013-10-29 16:07:01 |
| R71.htm | 54296 | 2013-10-29 16:07:01 |
| R72.htm | 45717 | 2013-10-29 16:07:01 |
| R73.htm | 5752 | 2013-10-29 16:07:01 |
| R74.htm | 26261 | 2013-10-29 16:07:01 |
| R75.htm | 14037 | 2013-10-29 16:07:01 |
| R76.htm | 4904 | 2013-10-29 16:07:01 |
| R77.htm | 26734 | 2013-10-29 16:07:01 |
| R78.htm | 31335 | 2013-10-29 16:07:01 |
| R79.htm | 32106 | 2013-10-29 16:07:01 |
| R8.htm | 7895 | 2013-10-29 16:07:01 |
| R80.htm | 33088 | 2013-10-29 16:07:01 |
| R81.htm | 29793 | 2013-10-29 16:07:01 |
| R82.htm | 29901 | 2013-10-29 16:07:01 |
| R83.htm | 16607 | 2013-10-29 16:07:01 |
| R84.htm | 25901 | 2013-10-29 16:07:01 |
| R85.htm | 5355 | 2013-10-29 16:07:01 |
| R86.htm | 39799 | 2013-10-29 16:07:01 |
| R87.htm | 20712 | 2013-10-29 16:07:01 |
| R88.htm | 18001 | 2013-10-29 16:07:01 |
| R89.htm | 28779 | 2013-10-29 16:07:01 |
| R9.htm | 42172 | 2013-10-29 16:07:01 |
| R90.htm | 76264 | 2013-10-29 16:07:01 |
| R91.htm | 61961 | 2013-10-29 16:07:01 |
| R92.htm | 83956 | 2013-10-29 16:07:01 |
| R93.htm | 22885 | 2013-10-29 16:07:01 |
| report.css | 2740 | 2013-10-29 16:07:01 |
| Show.js | 1410 | 2013-10-29 16:07:01 |