Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-12-052242-index-headers.html | 2012-02-10 15:14:27 | |
| 0001193125-12-052242-index.html | 2012-02-10 15:14:27 | |
| 0001193125-12-052242.txt | 2012-02-10 15:14:27 | |
 0001193125-12-052242-xbrl.zip | 20262 | 2012-02-10 15:14:27 |
| cik0000773757-2012020201.xml | 7005 | 2012-02-10 15:14:27 |
| cik0000773757-2012020201.xsd | 8088 | 2012-02-10 15:14:27 |
| cik0000773757-2012020201_cal.xml | 9660 | 2012-02-10 15:14:27 |
| cik0000773757-2012020201_def.xml | 8582 | 2012-02-10 15:14:27 |
| cik0000773757-2012020201_lab.xml | 152404 | 2012-02-10 15:14:27 |
| cik0000773757-2012020201_pre.xml | 104585 | 2012-02-10 15:14:27 |
| d296430d497.htm | 674 | 2012-02-10 15:14:27 |
| FilingSummary.xml | 2454 | 2012-02-10 15:14:27 |
| Financial_Report.xls | 16441 | 2012-02-10 15:14:27 |
| R1.htm | 17579 | 2012-02-10 15:14:27 |
| R2.htm | 17579 | 2012-02-10 15:14:27 |
| R3.htm | 31318 | 2012-02-10 15:14:27 |
| report.css | 2720 | 2012-02-10 15:14:27 |
| Show.js | 6423 | 2012-02-10 15:14:27 |