Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-020144-index-headers.html | 2021-04-22 16:55:07 | |
| 0001564590-21-020144-index.html | 2021-04-22 16:55:07 | |
| 0001564590-21-020144.txt | 2021-04-22 16:55:07 | |
 0001564590-21-020144-xbrl.zip | 52804 | 2021-04-22 16:55:07 |
| cstr-20210422.xsd | 5784 | 2021-04-22 16:55:07 |
| cstr-20210422_lab.xml | 19461 | 2021-04-22 16:55:07 |
| cstr-20210422_pre.xml | 11633 | 2021-04-22 16:55:07 |
| cstr-8k_20210422.htm | 42336 | 2021-04-22 16:55:07 |
| cstr-8k_20210422_htm.xml | 3573 | 2021-04-22 16:55:07 |
| cstr-ex991_6.htm | 1900039 | 2021-04-22 16:55:07 |
| cstr-ex992_1038.htm | 23075 | 2021-04-22 16:55:07 |
| FilingSummary.xml | 1782 | 2021-04-22 16:55:07 |
| Financial_Report.xlsx | 5727 | 2021-04-22 16:55:07 |
 gnoahifa4foo000001.jpg | 19808 | 2021-04-22 16:55:07 |
| MetaLinks.json | 20083 | 2021-04-22 16:55:07 |
| R1.htm | 40423 | 2021-04-22 16:55:07 |
| report.css | 2767 | 2021-04-22 16:55:07 |
| Show.js | 1085 | 2021-04-22 16:55:07 |
 slide-0vd5blcldar.jpg | 147801 | 2021-04-22 16:55:07 |
 slide-1sogob2wqnq.jpg | 366807 | 2021-04-22 16:55:07 |
 slide-3pyxs4cd0fd.jpg | 177947 | 2021-04-22 16:55:07 |
 slide-bf35gxegl2g.jpg | 226056 | 2021-04-22 16:55:07 |
 slide-bjgq0o3ex30.jpg | 141934 | 2021-04-22 16:55:07 |
 slide-bqt3epsv2ky.jpg | 117161 | 2021-04-22 16:55:07 |
 slide-c1kbdmakhco.jpg | 66827 | 2021-04-22 16:55:07 |
 slide-ccpzp3lblsn.jpg | 151475 | 2021-04-22 16:55:07 |
 slide-dpmtsnsi1t1.jpg | 50504 | 2021-04-22 16:55:07 |
 slide-dv0lnfscjfp.jpg | 167946 | 2021-04-22 16:55:07 |
 slide-eezfveqykrz.jpg | 48252 | 2021-04-22 16:55:07 |
 slide-eyvhjdb3lpl.jpg | 164782 | 2021-04-22 16:55:07 |
 slide-fkheont1pbj.jpg | 159147 | 2021-04-22 16:55:07 |
 slide-gr0p2juvfne.jpg | 139940 | 2021-04-22 16:55:07 |
 slide-hudvg54akuu.jpg | 203539 | 2021-04-22 16:55:07 |
 slide-iaeiozz1bhm.jpg | 157233 | 2021-04-22 16:55:07 |
 slide-ilb13efhfqu.jpg | 159571 | 2021-04-22 16:55:07 |
 slide-l4svabkslzy.jpg | 72720 | 2021-04-22 16:55:07 |
 slide-musn1tfjewj.jpg | 153577 | 2021-04-22 16:55:07 |
 slide-otm3gy1b0mm.jpg | 102814 | 2021-04-22 16:55:07 |
 slide-r4jrm5umemg.jpg | 149978 | 2021-04-22 16:55:07 |
 slide-rtcjptj3cjm.jpg | 32145 | 2021-04-22 16:55:07 |
 slide-tb4djv3c2w4.jpg | 52312 | 2021-04-22 16:55:07 |
 slide-u0lobsqrlrd.jpg | 132242 | 2021-04-22 16:55:07 |
 slide-wmx0ighvry3.jpg | 178476 | 2021-04-22 16:55:07 |
 slide-wyyeoefoy0u.jpg | 177890 | 2021-04-22 16:55:07 |