Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-19-028778-index-headers.html | 2019-08-05 16:17:14 | |
| 0001564590-19-028778-index.html | 2019-08-05 16:17:14 | |
| 0001564590-19-028778.txt | 2019-08-05 16:17:14 | |
 0001564590-19-028778-xbrl.zip | 241916 | 2019-08-05 16:17:14 |
| casa-10q_20190630.htm | 3934644 | 2019-08-05 16:17:14 |
| casa-20190630.xml | 4315014 | 2019-08-05 16:17:14 |
| casa-20190630.xsd | 73788 | 2019-08-05 16:17:14 |
| casa-20190630_cal.xml | 70499 | 2019-08-05 16:17:14 |
| casa-20190630_def.xml | 339606 | 2019-08-05 16:17:14 |
| casa-20190630_lab.xml | 600918 | 2019-08-05 16:17:14 |
| casa-20190630_pre.xml | 521039 | 2019-08-05 16:17:14 |
| casa-ex311_7.htm | 20157 | 2019-08-05 16:17:14 |
| casa-ex312_6.htm | 20183 | 2019-08-05 16:17:14 |
| casa-ex321_8.htm | 7989 | 2019-08-05 16:17:14 |
| casa-ex322_9.htm | 7968 | 2019-08-05 16:17:14 |
| FilingSummary.xml | 50592 | 2019-08-05 16:17:14 |
| Financial_Report.xlsx | 109311 | 2019-08-05 16:17:14 |
| R1.htm | 44112 | 2019-08-05 16:17:14 |
| R10.htm | 37130 | 2019-08-05 16:17:14 |
| R11.htm | 48949 | 2019-08-05 16:17:14 |
| R12.htm | 51698 | 2019-08-05 16:17:14 |
| R13.htm | 182245 | 2019-08-05 16:17:14 |
| R14.htm | 6840 | 2019-08-05 16:17:14 |
| R15.htm | 8244 | 2019-08-05 16:17:14 |
| R16.htm | 101185 | 2019-08-05 16:17:14 |
| R17.htm | 18970 | 2019-08-05 16:17:14 |
| R18.htm | 169588 | 2019-08-05 16:17:14 |
| R19.htm | 106103 | 2019-08-05 16:17:14 |
| R2.htm | 81348 | 2019-08-05 16:17:14 |
| R20.htm | 131503 | 2019-08-05 16:17:14 |
| R21.htm | 7519 | 2019-08-05 16:17:14 |
| R22.htm | 25673 | 2019-08-05 16:17:14 |
| R23.htm | 6661 | 2019-08-05 16:17:14 |
| R24.htm | 664297 | 2019-08-05 16:17:14 |
| R25.htm | 599787 | 2019-08-05 16:17:14 |
| R26.htm | 37930 | 2019-08-05 16:17:14 |
| R27.htm | 47674 | 2019-08-05 16:17:14 |
| R28.htm | 52107 | 2019-08-05 16:17:14 |
| R29.htm | 180057 | 2019-08-05 16:17:14 |
| R3.htm | 21293 | 2019-08-05 16:17:14 |
| R30.htm | 94855 | 2019-08-05 16:17:14 |
| R31.htm | 170735 | 2019-08-05 16:17:14 |
| R32.htm | 108429 | 2019-08-05 16:17:14 |
| R33.htm | 132974 | 2019-08-05 16:17:14 |
| R34.htm | 20872 | 2019-08-05 16:17:14 |
| R35.htm | 42458 | 2019-08-05 16:17:14 |
| R36.htm | 88812 | 2019-08-05 16:17:14 |
| R37.htm | 18096 | 2019-08-05 16:17:14 |
| R38.htm | 16417 | 2019-08-05 16:17:14 |
| R39.htm | 25767 | 2019-08-05 16:17:14 |
| R4.htm | 78156 | 2019-08-05 16:17:14 |
| R40.htm | 13133 | 2019-08-05 16:17:14 |
| R41.htm | 81027 | 2019-08-05 16:17:14 |
| R42.htm | 74466 | 2019-08-05 16:17:14 |
| R43.htm | 38828 | 2019-08-05 16:17:14 |
| R44.htm | 18221 | 2019-08-05 16:17:14 |
| R45.htm | 27115 | 2019-08-05 16:17:14 |
| R46.htm | 11965 | 2019-08-05 16:17:14 |
| R47.htm | 15798 | 2019-08-05 16:17:14 |
| R48.htm | 14246 | 2019-08-05 16:17:14 |
| R49.htm | 9465 | 2019-08-05 16:17:14 |
| R5.htm | 40932 | 2019-08-05 16:17:14 |
| R50.htm | 37946 | 2019-08-05 16:17:14 |
| R51.htm | 19043 | 2019-08-05 16:17:14 |
| R52.htm | 10939 | 2019-08-05 16:17:14 |
| R53.htm | 15947 | 2019-08-05 16:17:14 |
| R54.htm | 8276 | 2019-08-05 16:17:14 |
| R55.htm | 9594 | 2019-08-05 16:17:14 |
| R56.htm | 21362 | 2019-08-05 16:17:14 |
| R57.htm | 108900 | 2019-08-05 16:17:14 |
| R58.htm | 20246 | 2019-08-05 16:17:14 |
| R59.htm | 124076 | 2019-08-05 16:17:14 |
| R6.htm | 7292 | 2019-08-05 16:17:14 |
| R60.htm | 58482 | 2019-08-05 16:17:14 |
| R61.htm | 47393 | 2019-08-05 16:17:14 |
| R62.htm | 23194 | 2019-08-05 16:17:14 |
| R63.htm | 26677 | 2019-08-05 16:17:14 |
| R64.htm | 13237 | 2019-08-05 16:17:14 |
| R65.htm | 25428 | 2019-08-05 16:17:14 |
| R66.htm | 10074 | 2019-08-05 16:17:14 |
| R67.htm | 4595 | 2019-08-05 16:17:14 |
| R68.htm | 28798 | 2019-08-05 16:17:14 |
| R69.htm | 11150 | 2019-08-05 16:17:14 |
| R7.htm | 86843 | 2019-08-05 16:17:14 |
| R70.htm | 11687 | 2019-08-05 16:17:14 |
| R71.htm | 24816 | 2019-08-05 16:17:14 |
| R72.htm | 31113 | 2019-08-05 16:17:14 |
| R73.htm | 16412 | 2019-08-05 16:17:14 |
| R74.htm | 18544 | 2019-08-05 16:17:14 |
| R8.htm | 15121 | 2019-08-05 16:17:14 |
| R9.htm | 649268 | 2019-08-05 16:17:14 |
| report.css | 2767 | 2019-08-05 16:17:14 |
| Show.js | 1085 | 2019-08-05 16:17:14 |