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|---|---|---|
 0000906345-21-000023-index-headers.html | 2021-04-29 16:30:43 | |
| 0000906345-21-000023-index.html | 2021-04-29 16:30:43 | |
| 0000906345-21-000023.txt | 2021-04-29 16:30:43 | |
 0000906345-21-000023-xbrl.zip | 99584 | 2021-04-29 16:30:43 |
| cpt-20210429.htm | 35335 | 2021-04-29 16:30:43 |
| cpt-20210429.xsd | 4053 | 2021-04-29 16:30:43 |
| cpt-20210429_cal.xml | 1689 | 2021-04-29 16:30:43 |
| cpt-20210429_def.xml | 2855 | 2021-04-29 16:30:43 |
| cpt-20210429_htm.xml | 10546 | 2021-04-29 16:30:43 |
| cpt-20210429_lab.xml | 24815 | 2021-04-29 16:30:43 |
| cpt-20210429_pre.xml | 14148 | 2021-04-29 16:30:43 |
| exhibit991earningsreleaseq.htm | 347571 | 2021-04-29 16:30:43 |
| exhibit992supplementq121.htm | 1898834 | 2021-04-29 16:30:43 |
| FilingSummary.xml | 1934 | 2021-04-29 16:30:43 |
| Financial_Report.xlsx | 5697 | 2021-04-29 16:30:43 |
 image1a01a02a461a.jpg | 9545 | 2021-04-29 16:30:43 |
| MetaLinks.json | 18843 | 2021-04-29 16:30:43 |
 picture21a.jpg | 436964 | 2021-04-29 16:30:43 |
| R1.htm | 38796 | 2021-04-29 16:30:43 |
| report.css | 2767 | 2021-04-29 16:30:43 |
| Show.js | 1085 | 2021-04-29 16:30:43 |