Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-21-028230-index-headers.html | 2021-12-09 16:10:13 | |
| 0001437749-21-028230-index.html | 2021-12-09 16:10:13 | |
| 0001437749-21-028230.txt | 2021-12-09 16:10:13 | |
 0001437749-21-028230-xbrl.zip | 263931 | 2021-12-09 16:10:13 |
| ex_286060.htm | 2749 | 2021-12-09 16:10:13 |
| ex_286061.htm | 3121 | 2021-12-09 16:10:13 |
| ex_286062.htm | 12958 | 2021-12-09 16:10:13 |
| ex_286063.htm | 13173 | 2021-12-09 16:10:13 |
| ex_286064.htm | 6520 | 2021-12-09 16:10:13 |
| FilingSummary.xml | 42821 | 2021-12-09 16:10:13 |
| Financial_Report.xlsx | 92295 | 2021-12-09 16:10:13 |
| MetaLinks.json | 830557 | 2021-12-09 16:10:13 |
| R1.htm | 56092 | 2021-12-09 16:10:13 |
| R10.htm | 40004 | 2021-12-09 16:10:13 |
| R11.htm | 23876 | 2021-12-09 16:10:13 |
| R12.htm | 111666 | 2021-12-09 16:10:13 |
| R13.htm | 70683 | 2021-12-09 16:10:13 |
| R14.htm | 6579 | 2021-12-09 16:10:13 |
| R15.htm | 86263 | 2021-12-09 16:10:13 |
| R16.htm | 10390 | 2021-12-09 16:10:13 |
| R17.htm | 28233 | 2021-12-09 16:10:13 |
| R18.htm | 5201 | 2021-12-09 16:10:13 |
| R19.htm | 9125 | 2021-12-09 16:10:13 |
| R2.htm | 139494 | 2021-12-09 16:10:13 |
| R20.htm | 185930 | 2021-12-09 16:10:13 |
| R21.htm | 75814 | 2021-12-09 16:10:13 |
| R22.htm | 46155 | 2021-12-09 16:10:13 |
| R23.htm | 8517 | 2021-12-09 16:10:13 |
| R24.htm | 23133 | 2021-12-09 16:10:13 |
| R25.htm | 97918 | 2021-12-09 16:10:13 |
| R26.htm | 66088 | 2021-12-09 16:10:13 |
| R27.htm | 77533 | 2021-12-09 16:10:13 |
| R28.htm | 23213 | 2021-12-09 16:10:13 |
| R29.htm | 40446 | 2021-12-09 16:10:13 |
| R3.htm | 33619 | 2021-12-09 16:10:13 |
| R30.htm | 24148 | 2021-12-09 16:10:13 |
| R31.htm | 9567 | 2021-12-09 16:10:13 |
| R32.htm | 11509 | 2021-12-09 16:10:13 |
| R33.htm | 7967 | 2021-12-09 16:10:13 |
| R34.htm | 10190 | 2021-12-09 16:10:13 |
| R35.htm | 18988 | 2021-12-09 16:10:13 |
| R36.htm | 11524 | 2021-12-09 16:10:13 |
| R37.htm | 23929 | 2021-12-09 16:10:13 |
| R38.htm | 37597 | 2021-12-09 16:10:13 |
| R39.htm | 14016 | 2021-12-09 16:10:13 |
| R4.htm | 94505 | 2021-12-09 16:10:13 |
| R40.htm | 16905 | 2021-12-09 16:10:13 |
| R41.htm | 204566 | 2021-12-09 16:10:13 |
| R42.htm | 13218 | 2021-12-09 16:10:13 |
| R43.htm | 11327 | 2021-12-09 16:10:13 |
| R44.htm | 11703 | 2021-12-09 16:10:13 |
| R45.htm | 97032 | 2021-12-09 16:10:13 |
| R46.htm | 15252 | 2021-12-09 16:10:13 |
| R47.htm | 23992 | 2021-12-09 16:10:13 |
| R48.htm | 27685 | 2021-12-09 16:10:13 |
| R49.htm | 17144 | 2021-12-09 16:10:13 |
| R5.htm | 21236 | 2021-12-09 16:10:13 |
| R50.htm | 22310 | 2021-12-09 16:10:13 |
| R51.htm | 13199 | 2021-12-09 16:10:13 |
| R52.htm | 10770 | 2021-12-09 16:10:13 |
| R53.htm | 25097 | 2021-12-09 16:10:13 |
| R54.htm | 29123 | 2021-12-09 16:10:13 |
| R55.htm | 4465 | 2021-12-09 16:10:13 |
| R56.htm | 7077 | 2021-12-09 16:10:13 |
| R57.htm | 13945 | 2021-12-09 16:10:13 |
| R58.htm | 54152 | 2021-12-09 16:10:13 |
| R59.htm | 42537 | 2021-12-09 16:10:13 |
| R6.htm | 32579 | 2021-12-09 16:10:13 |
| R60.htm | 5414 | 2021-12-09 16:10:13 |
| R61.htm | 15812 | 2021-12-09 16:10:13 |
| R62.htm | 5061 | 2021-12-09 16:10:13 |
| R7.htm | 104594 | 2021-12-09 16:10:13 |
| R8.htm | 135060 | 2021-12-09 16:10:13 |
| R9.htm | 52744 | 2021-12-09 16:10:13 |
| report.css | 2767 | 2021-12-09 16:10:13 |
| Show.js | 1085 | 2021-12-09 16:10:13 |
| sofo-20210930.xsd | 75108 | 2021-12-09 16:10:13 |
| sofo-20210930_cal.xml | 75666 | 2021-12-09 16:10:13 |
| sofo-20210930_def.xml | 551108 | 2021-12-09 16:10:13 |
| sofo-20210930_lab.xml | 514019 | 2021-12-09 16:10:13 |
| sofo-20210930_pre.xml | 587609 | 2021-12-09 16:10:13 |
| sofo20210930_10k.htm | 1901337 | 2021-12-09 16:10:13 |
| sofo20210930_10k_htm.xml | 1575620 | 2021-12-09 16:10:13 |