Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-12-076586-index-headers.html | 2012-11-09 15:09:56 | |
| 0001104659-12-076586-index.html | 2012-11-09 15:09:56 | |
| 0001104659-12-076586.txt | 2012-11-09 15:09:56 | |
 0001104659-12-076586-xbrl.zip | 443974 | 2012-11-09 15:09:56 |
| a12-20151_110q.htm | 4091148 | 2012-11-09 15:09:56 |
| a12-20151_1ex31d1.htm | 11230 | 2012-11-09 15:09:56 |
| a12-20151_1ex31d2.htm | 11162 | 2012-11-09 15:09:56 |
| a12-20151_1ex32d1.htm | 5431 | 2012-11-09 15:09:56 |
| a12-20151_1ex32d2.htm | 5572 | 2012-11-09 15:09:56 |
| bhlb-20120930.xml | 8195961 | 2012-11-09 15:09:56 |
| bhlb-20120930.xsd | 88548 | 2012-11-09 15:09:56 |
| bhlb-20120930_cal.xml | 173095 | 2012-11-09 15:09:56 |
| bhlb-20120930_def.xml | 666767 | 2012-11-09 15:09:56 |
| bhlb-20120930_lab.xml | 1690423 | 2012-11-09 15:09:56 |
| bhlb-20120930_pre.xml | 851134 | 2012-11-09 15:09:56 |
| FilingSummary.xml | 34576 | 2012-11-09 15:09:56 |
| Financial_Report.xls | 7194773 | 2012-11-09 15:09:56 |
 g201511ba01i001.jpg | 5673 | 2012-11-09 15:09:56 |
| R1.htm | 29291 | 2012-11-09 15:09:56 |
| R10.htm | 10650 | 2012-11-09 15:09:56 |
| R11.htm | 17793 | 2012-11-09 15:09:56 |
| R12.htm | 133136 | 2012-11-09 15:09:56 |
| R13.htm | 6409 | 2012-11-09 15:09:56 |
| R14.htm | 384160 | 2012-11-09 15:09:56 |
| R15.htm | 1567498 | 2012-11-09 15:09:56 |
| R16.htm | 17071 | 2012-11-09 15:09:56 |
| R17.htm | 104035 | 2012-11-09 15:09:56 |
| R18.htm | 48406 | 2012-11-09 15:09:56 |
| R19.htm | 90895 | 2012-11-09 15:09:56 |
| R2.htm | 204140 | 2012-11-09 15:09:56 |
| R20.htm | 48749 | 2012-11-09 15:09:56 |
| R21.htm | 194953 | 2012-11-09 15:09:56 |
| R22.htm | 300035 | 2012-11-09 15:09:56 |
| R23.htm | 420429 | 2012-11-09 15:09:56 |
| R24.htm | 26216 | 2012-11-09 15:09:56 |
| R25.htm | 8027 | 2012-11-09 15:09:56 |
| R26.htm | 22496 | 2012-11-09 15:09:56 |
| R27.htm | 115852 | 2012-11-09 15:09:56 |
| R28.htm | 323228 | 2012-11-09 15:09:56 |
| R29.htm | 1569527 | 2012-11-09 15:09:56 |
| R3.htm | 22807 | 2012-11-09 15:09:56 |
| R30.htm | 14861 | 2012-11-09 15:09:56 |
| R31.htm | 98724 | 2012-11-09 15:09:56 |
| R32.htm | 40824 | 2012-11-09 15:09:56 |
| R33.htm | 87865 | 2012-11-09 15:09:56 |
| R34.htm | 44564 | 2012-11-09 15:09:56 |
| R35.htm | 189735 | 2012-11-09 15:09:56 |
| R36.htm | 289414 | 2012-11-09 15:09:56 |
| R37.htm | 423571 | 2012-11-09 15:09:56 |
| R38.htm | 24983 | 2012-11-09 15:09:56 |
| R39.htm | 6124 | 2012-11-09 15:09:56 |
| R4.htm | 178997 | 2012-11-09 15:09:56 |
| R40.htm | 179714 | 2012-11-09 15:09:56 |
| R41.htm | 20839 | 2012-11-09 15:09:56 |
| R42.htm | 10959 | 2012-11-09 15:09:56 |
| R43.htm | 72496 | 2012-11-09 15:09:56 |
| R44.htm | 100124 | 2012-11-09 15:09:56 |
| R45.htm | 128707 | 2012-11-09 15:09:56 |
| R46.htm | 81325 | 2012-11-09 15:09:56 |
| R47.htm | 121560 | 2012-11-09 15:09:56 |
| R48.htm | 100579 | 2012-11-09 15:09:56 |
| R49.htm | 130674 | 2012-11-09 15:09:56 |
| R5.htm | 6828 | 2012-11-09 15:09:56 |
| R50.htm | 40796 | 2012-11-09 15:09:56 |
| R51.htm | 162765 | 2012-11-09 15:09:56 |
| R52.htm | 25694 | 2012-11-09 15:09:56 |
| R53.htm | 12917 | 2012-11-09 15:09:56 |
| R54.htm | 32473 | 2012-11-09 15:09:56 |
| R55.htm | 55902 | 2012-11-09 15:09:56 |
| R56.htm | 35780 | 2012-11-09 15:09:56 |
| R57.htm | 25038 | 2012-11-09 15:09:56 |
| R58.htm | 15319 | 2012-11-09 15:09:56 |
| R59.htm | 96774 | 2012-11-09 15:09:56 |
| R6.htm | 41547 | 2012-11-09 15:09:56 |
| R60.htm | 10136 | 2012-11-09 15:09:56 |
| R61.htm | 78788 | 2012-11-09 15:09:56 |
| R62.htm | 76500 | 2012-11-09 15:09:56 |
| R63.htm | 156055 | 2012-11-09 15:09:56 |
| R64.htm | 60580 | 2012-11-09 15:09:56 |
| R65.htm | 12895 | 2012-11-09 15:09:56 |
| R66.htm | 44332 | 2012-11-09 15:09:56 |
| R67.htm | 46242 | 2012-11-09 15:09:56 |
| R68.htm | 82303 | 2012-11-09 15:09:56 |
| R69.htm | 12948 | 2012-11-09 15:09:56 |
| R7.htm | 123689 | 2012-11-09 15:09:56 |
| R70.htm | 27048 | 2012-11-09 15:09:56 |
| R8.htm | 5680 | 2012-11-09 15:09:56 |
| R9.htm | 189969 | 2012-11-09 15:09:56 |
| report.css | 2721 | 2012-11-09 15:09:56 |
| Show.js | 6423 | 2012-11-09 15:09:56 |