Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-19-007657-index-headers.html | 2019-08-08 14:46:00 | |
| 0001558370-19-007657-index.html | 2019-08-08 14:46:00 | |
| 0001558370-19-007657.txt | 2019-08-08 14:46:00 | |
 0001558370-19-007657-xbrl.zip | 282477 | 2019-08-08 14:46:00 |
| FilingSummary.xml | 38520 | 2019-08-08 14:46:00 |
| Financial_Report.xlsx | 92275 | 2019-08-08 14:46:00 |
| R1.htm | 27742 | 2019-08-08 14:46:00 |
| R10.htm | 940674 | 2019-08-08 14:46:00 |
| R11.htm | 1479380 | 2019-08-08 14:46:00 |
| R12.htm | 52295 | 2019-08-08 14:46:00 |
| R13.htm | 7946 | 2019-08-08 14:46:00 |
| R14.htm | 90773 | 2019-08-08 14:46:00 |
| R15.htm | 477532 | 2019-08-08 14:46:00 |
| R16.htm | 5427 | 2019-08-08 14:46:00 |
| R17.htm | 8515 | 2019-08-08 14:46:00 |
| R18.htm | 27780 | 2019-08-08 14:46:00 |
| R19.htm | 58488 | 2019-08-08 14:46:00 |
| R2.htm | 107622 | 2019-08-08 14:46:00 |
| R20.htm | 942400 | 2019-08-08 14:46:00 |
| R21.htm | 1479612 | 2019-08-08 14:46:00 |
| R22.htm | 52764 | 2019-08-08 14:46:00 |
| R23.htm | 90563 | 2019-08-08 14:46:00 |
| R24.htm | 472095 | 2019-08-08 14:46:00 |
| R25.htm | 11809 | 2019-08-08 14:46:00 |
| R26.htm | 43776 | 2019-08-08 14:46:00 |
| R27.htm | 35232 | 2019-08-08 14:46:00 |
| R28.htm | 27065 | 2019-08-08 14:46:00 |
| R29.htm | 37538 | 2019-08-08 14:46:00 |
| R3.htm | 20928 | 2019-08-08 14:46:00 |
| R30.htm | 27005 | 2019-08-08 14:46:00 |
| R31.htm | 54860 | 2019-08-08 14:46:00 |
| R32.htm | 68687 | 2019-08-08 14:46:00 |
| R33.htm | 43385 | 2019-08-08 14:46:00 |
| R34.htm | 34626 | 2019-08-08 14:46:00 |
| R35.htm | 32139 | 2019-08-08 14:46:00 |
| R36.htm | 38990 | 2019-08-08 14:46:00 |
| R37.htm | 42335 | 2019-08-08 14:46:00 |
| R38.htm | 42438 | 2019-08-08 14:46:00 |
| R39.htm | 50105 | 2019-08-08 14:46:00 |
| R4.htm | 113091 | 2019-08-08 14:46:00 |
| R40.htm | 44514 | 2019-08-08 14:46:00 |
| R41.htm | 59605 | 2019-08-08 14:46:00 |
| R42.htm | 51342 | 2019-08-08 14:46:00 |
| R43.htm | 8378 | 2019-08-08 14:46:00 |
| R44.htm | 8837 | 2019-08-08 14:46:00 |
| R45.htm | 14944 | 2019-08-08 14:46:00 |
| R46.htm | 10225 | 2019-08-08 14:46:00 |
| R47.htm | 4756 | 2019-08-08 14:46:00 |
| R48.htm | 25985 | 2019-08-08 14:46:00 |
| R49.htm | 35123 | 2019-08-08 14:46:00 |
| R5.htm | 38276 | 2019-08-08 14:46:00 |
| R50.htm | 41103 | 2019-08-08 14:46:00 |
| R51.htm | 40294 | 2019-08-08 14:46:00 |
| R52.htm | 56880 | 2019-08-08 14:46:00 |
| R53.htm | 4675 | 2019-08-08 14:46:00 |
| R54.htm | 36365 | 2019-08-08 14:46:00 |
| R6.htm | 12567 | 2019-08-08 14:46:00 |
| R7.htm | 94950 | 2019-08-08 14:46:00 |
| R8.htm | 24653 | 2019-08-08 14:46:00 |
| R9.htm | 62894 | 2019-08-08 14:46:00 |
| report.css | 2767 | 2019-08-08 14:46:00 |
| Show.js | 1085 | 2019-08-08 14:46:00 |
| sona-20190630.xml | 7377431 | 2019-08-08 14:46:00 |
| sona-20190630.xsd | 58670 | 2019-08-08 14:46:00 |
| sona-20190630ex1014218ef.htm | 123748 | 2019-08-08 14:46:00 |
| sona-20190630ex311510405.htm | 15277 | 2019-08-08 14:46:00 |
| sona-20190630ex3122a3d3c.htm | 14275 | 2019-08-08 14:46:00 |
| sona-20190630ex321efb139.htm | 13185 | 2019-08-08 14:46:00 |
| sona-20190630x10q.htm | 6046271 | 2019-08-08 14:46:00 |
| sona-20190630_cal.xml | 86440 | 2019-08-08 14:46:00 |
| sona-20190630_def.xml | 278687 | 2019-08-08 14:46:00 |
| sona-20190630_lab.xml | 513693 | 2019-08-08 14:46:00 |
| sona-20190630_pre.xml | 494737 | 2019-08-08 14:46:00 |