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| 0001213900-21-041828-index.html | 2021-08-12 09:29:28 | |
| 0001213900-21-041828.txt | 2021-08-12 09:29:28 | |
 0001213900-21-041828-xbrl.zip | 117778 | 2021-08-12 09:29:28 |
| bdr-20210630.xsd | 43808 | 2021-08-12 09:29:28 |
| bdr-20210630_cal.xml | 37160 | 2021-08-12 09:29:28 |
| bdr-20210630_def.xml | 164775 | 2021-08-12 09:29:28 |
| bdr-20210630_lab.xml | 325081 | 2021-08-12 09:29:28 |
| bdr-20210630_pre.xml | 169662 | 2021-08-12 09:29:28 |
| f10q0621ex31-1_blonder.htm | 7836 | 2021-08-12 09:29:28 |
| f10q0621ex31-2_blonder.htm | 7902 | 2021-08-12 09:29:28 |
| f10q0621ex32-1_blonder.htm | 2778 | 2021-08-12 09:29:28 |
| f10q0621_blondertongue.htm | 573435 | 2021-08-12 09:29:28 |
| f10q0621_blondertongue_htm.xml | 370363 | 2021-08-12 09:29:28 |
| FilingSummary.xml | 25050 | 2021-08-12 09:29:28 |
| Financial_Report.xlsx | 52368 | 2021-08-12 09:29:28 |
| MetaLinks.json | 399159 | 2021-08-12 09:29:28 |
| R1.htm | 54014 | 2021-08-12 09:29:28 |
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| R9.htm | 17657 | 2021-08-12 09:29:28 |
| report.css | 2767 | 2021-08-12 09:29:28 |
| Show.js | 1085 | 2021-08-12 09:29:28 |