Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-12-147584-index-headers.html | 2012-04-03 12:35:07 | |
| 0001193125-12-147584-index.html | 2012-04-03 12:35:07 | |
| 0001193125-12-147584.txt | 2012-04-03 12:35:07 | |
 0001193125-12-147584-xbrl.zip | 61945 | 2012-04-03 12:35:07 |
| cik0000773757-2012031401.xml | 200448 | 2012-04-03 12:35:07 |
| cik0000773757-2012031401.xsd | 10122 | 2012-04-03 12:35:07 |
| cik0000773757-2012031401_cal.xml | 18870 | 2012-04-03 12:35:07 |
| cik0000773757-2012031401_def.xml | 8778 | 2012-04-03 12:35:07 |
| cik0000773757-2012031401_lab.xml | 153879 | 2012-04-03 12:35:07 |
| cik0000773757-2012031401_pre.xml | 156989 | 2012-04-03 12:35:07 |
| d317013d485bpos.htm | 57721 | 2012-04-03 12:35:07 |
| FilingSummary.xml | 4578 | 2012-04-03 12:35:07 |
| Financial_Report.xls | 662775 | 2012-04-03 12:35:07 |
| R1.htm | 265586 | 2012-04-03 12:35:07 |
| R11.htm | 39486 | 2012-04-03 12:35:07 |
| R2.htm | 92239 | 2012-04-03 12:35:07 |
| R20.htm | 334769 | 2012-04-03 12:35:07 |
| R3.htm | 114636 | 2012-04-03 12:35:07 |
| R4.htm | 112652 | 2012-04-03 12:35:07 |
| R5.htm | 150482 | 2012-04-03 12:35:07 |
| R6.htm | 14303 | 2012-04-03 12:35:07 |
| report.css | 2720 | 2012-04-03 12:35:07 |
| Show.js | 6423 | 2012-04-03 12:35:07 |