Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-12-334800-index-headers.html | 2012-08-03 16:03:53 | |
| 0001193125-12-334800-index.html | 2012-08-03 16:03:53 | |
| 0001193125-12-334800.txt | 2012-08-03 16:03:53 | |
 0001193125-12-334800-xbrl.zip | 203119 | 2012-08-03 16:03:53 |
| cot-20120630.xml | 3365301 | 2012-08-03 16:03:53 |
| cot-20120630.xsd | 59003 | 2012-08-03 16:03:53 |
| cot-20120630_cal.xml | 94074 | 2012-08-03 16:03:53 |
| cot-20120630_def.xml | 364171 | 2012-08-03 16:03:53 |
| cot-20120630_lab.xml | 410529 | 2012-08-03 16:03:53 |
| cot-20120630_pre.xml | 433842 | 2012-08-03 16:03:53 |
| d360012d10q.htm | 1798126 | 2012-08-03 16:03:53 |
| d360012dex311.htm | 10002 | 2012-08-03 16:03:53 |
| d360012dex312.htm | 9986 | 2012-08-03 16:03:53 |
| d360012dex321.htm | 3686 | 2012-08-03 16:03:53 |
| d360012dex322.htm | 3677 | 2012-08-03 16:03:53 |
| FilingSummary.xml | 31883 | 2012-08-03 16:03:53 |
| Financial_Report.xls | 2621801 | 2012-08-03 16:03:53 |
| R1.htm | 28799 | 2012-08-03 16:03:53 |
| R10.htm | 13602 | 2012-08-03 16:03:53 |
| R11.htm | 44196 | 2012-08-03 16:03:53 |
| R12.htm | 7167 | 2012-08-03 16:03:53 |
| R13.htm | 19632 | 2012-08-03 16:03:53 |
| R14.htm | 179944 | 2012-08-03 16:03:53 |
| R15.htm | 11045 | 2012-08-03 16:03:53 |
| R16.htm | 39004 | 2012-08-03 16:03:53 |
| R17.htm | 27338 | 2012-08-03 16:03:53 |
| R18.htm | 9377 | 2012-08-03 16:03:53 |
| R19.htm | 6001 | 2012-08-03 16:03:53 |
| R2.htm | 83261 | 2012-08-03 16:03:53 |
| R20.htm | 18404 | 2012-08-03 16:03:53 |
| R21.htm | 37180 | 2012-08-03 16:03:53 |
| R22.htm | 737103 | 2012-08-03 16:03:53 |
| R23.htm | 14326 | 2012-08-03 16:03:53 |
| R24.htm | 51044 | 2012-08-03 16:03:53 |
| R25.htm | 16907 | 2012-08-03 16:03:53 |
| R26.htm | 165764 | 2012-08-03 16:03:53 |
| R27.htm | 9321 | 2012-08-03 16:03:53 |
| R28.htm | 36035 | 2012-08-03 16:03:53 |
| R29.htm | 19799 | 2012-08-03 16:03:53 |
| R3.htm | 44125 | 2012-08-03 16:03:53 |
| R30.htm | 33354 | 2012-08-03 16:03:53 |
| R31.htm | 739799 | 2012-08-03 16:03:53 |
| R32.htm | 51576 | 2012-08-03 16:03:53 |
| R33.htm | 13765 | 2012-08-03 16:03:53 |
| R34.htm | 13157 | 2012-08-03 16:03:53 |
| R35.htm | 35832 | 2012-08-03 16:03:53 |
| R36.htm | 16273 | 2012-08-03 16:03:53 |
| R37.htm | 5276 | 2012-08-03 16:03:53 |
| R38.htm | 13310 | 2012-08-03 16:03:53 |
| R39.htm | 20647 | 2012-08-03 16:03:53 |
| R4.htm | 7716 | 2012-08-03 16:03:53 |
| R40.htm | 11621 | 2012-08-03 16:03:53 |
| R41.htm | 70625 | 2012-08-03 16:03:53 |
| R42.htm | 7687 | 2012-08-03 16:03:53 |
| R43.htm | 20088 | 2012-08-03 16:03:53 |
| R44.htm | 6199 | 2012-08-03 16:03:53 |
| R45.htm | 92102 | 2012-08-03 16:03:53 |
| R46.htm | 11025 | 2012-08-03 16:03:53 |
| R47.htm | 14964 | 2012-08-03 16:03:53 |
| R48.htm | 48273 | 2012-08-03 16:03:53 |
| R49.htm | 7358 | 2012-08-03 16:03:53 |
| R5.htm | 122927 | 2012-08-03 16:03:53 |
| R50.htm | 21443 | 2012-08-03 16:03:53 |
| R51.htm | 30350 | 2012-08-03 16:03:53 |
| R52.htm | 11593 | 2012-08-03 16:03:53 |
| R53.htm | 48790 | 2012-08-03 16:03:53 |
| R54.htm | 28442 | 2012-08-03 16:03:53 |
| R55.htm | 12703 | 2012-08-03 16:03:53 |
| R56.htm | 13083 | 2012-08-03 16:03:53 |
| R57.htm | 11385 | 2012-08-03 16:03:53 |
| R58.htm | 14560 | 2012-08-03 16:03:53 |
| R59.htm | 23702 | 2012-08-03 16:03:53 |
| R6.htm | 10570 | 2012-08-03 16:03:53 |
| R60.htm | 13424 | 2012-08-03 16:03:53 |
| R61.htm | 121488 | 2012-08-03 16:03:53 |
| R62.htm | 229831 | 2012-08-03 16:03:53 |
| R63.htm | 187442 | 2012-08-03 16:03:53 |
| R7.htm | 134083 | 2012-08-03 16:03:53 |
| R8.htm | 94015 | 2012-08-03 16:03:53 |
| R9.htm | 9311 | 2012-08-03 16:03:53 |
| report.css | 2721 | 2012-08-03 16:03:53 |
| Show.js | 6423 | 2012-08-03 16:03:53 |