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|---|---|---|
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| 0000894189-18-006921-index.html | 2018-12-21 17:06:06 | |
| 0000894189-18-006921.txt | 2018-12-21 17:06:06 | |
 0000894189-18-006921-xbrl.zip | 37284 | 2018-12-21 17:06:06 |
 BarChart1.png | 31003 | 2018-12-21 17:06:06 |
| barrett-opp_485bxbrl.htm | 24786 | 2018-12-21 17:06:06 |
| ck0000277585-20181217.xml | 39108 | 2018-12-21 17:06:06 |
| ck0000277585-20181217.xsd | 7783 | 2018-12-21 17:06:06 |
| ck0000277585-20181217_cal.xml | 5029 | 2018-12-21 17:06:06 |
| ck0000277585-20181217_def.xml | 127970 | 2018-12-21 17:06:06 |
| ck0000277585-20181217_lab.xml | 176140 | 2018-12-21 17:06:06 |
| ck0000277585-20181217_pre.xml | 141871 | 2018-12-21 17:06:06 |
| FilingSummary.xml | 3601 | 2018-12-21 17:06:06 |
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| R10.htm | 3934 | 2018-12-21 17:06:06 |
| R2.htm | 110782 | 2018-12-21 17:06:06 |
| R9.htm | 186074 | 2018-12-21 17:06:06 |
| report.css | 2767 | 2018-12-21 17:06:06 |
| Show.js | 1085 | 2018-12-21 17:06:06 |