Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-040812-index-headers.html | 2021-08-04 16:11:14 | |
| 0001564590-21-040812-index.html | 2021-08-04 16:11:14 | |
| 0001564590-21-040812.txt | 2021-08-04 16:11:14 | |
 0001564590-21-040812-xbrl.zip | 211844 | 2021-08-04 16:11:14 |
| FilingSummary.xml | 43331 | 2021-08-04 16:11:14 |
| Financial_Report.xlsx | 91785 | 2021-08-04 16:11:14 |
| MetaLinks.json | 674807 | 2021-08-04 16:11:14 |
| R1.htm | 52197 | 2021-08-04 16:11:14 |
| R10.htm | 96977 | 2021-08-04 16:11:14 |
| R11.htm | 119770 | 2021-08-04 16:11:14 |
| R12.htm | 97532 | 2021-08-04 16:11:14 |
| R13.htm | 257292 | 2021-08-04 16:11:14 |
| R14.htm | 19809 | 2021-08-04 16:11:14 |
| R15.htm | 20551 | 2021-08-04 16:11:14 |
| R16.htm | 6244 | 2021-08-04 16:11:14 |
| R17.htm | 72004 | 2021-08-04 16:11:14 |
| R18.htm | 61652 | 2021-08-04 16:11:14 |
| R19.htm | 49033 | 2021-08-04 16:11:14 |
| R2.htm | 88542 | 2021-08-04 16:11:14 |
| R20.htm | 20780 | 2021-08-04 16:11:14 |
| R21.htm | 7113 | 2021-08-04 16:11:14 |
| R22.htm | 88496 | 2021-08-04 16:11:14 |
| R23.htm | 6575 | 2021-08-04 16:11:14 |
| R24.htm | 41980 | 2021-08-04 16:11:14 |
| R25.htm | 90243 | 2021-08-04 16:11:14 |
| R26.htm | 116516 | 2021-08-04 16:11:14 |
| R27.htm | 97862 | 2021-08-04 16:11:14 |
| R28.htm | 346326 | 2021-08-04 16:11:14 |
| R29.htm | 20176 | 2021-08-04 16:11:14 |
| R3.htm | 4982 | 2021-08-04 16:11:14 |
| R30.htm | 19912 | 2021-08-04 16:11:14 |
| R31.htm | 73519 | 2021-08-04 16:11:14 |
| R32.htm | 56952 | 2021-08-04 16:11:14 |
| R33.htm | 45346 | 2021-08-04 16:11:14 |
| R34.htm | 20044 | 2021-08-04 16:11:14 |
| R35.htm | 87353 | 2021-08-04 16:11:14 |
| R36.htm | 54368 | 2021-08-04 16:11:14 |
| R37.htm | 42082 | 2021-08-04 16:11:14 |
| R38.htm | 24200 | 2021-08-04 16:11:14 |
| R39.htm | 24437 | 2021-08-04 16:11:14 |
| R4.htm | 67504 | 2021-08-04 16:11:14 |
| R40.htm | 11129 | 2021-08-04 16:11:14 |
| R41.htm | 28381 | 2021-08-04 16:11:14 |
| R42.htm | 27836 | 2021-08-04 16:11:14 |
| R43.htm | 24124 | 2021-08-04 16:11:14 |
| R44.htm | 24162 | 2021-08-04 16:11:14 |
| R45.htm | 14310 | 2021-08-04 16:11:14 |
| R46.htm | 35938 | 2021-08-04 16:11:14 |
| R47.htm | 21800 | 2021-08-04 16:11:14 |
| R48.htm | 61736 | 2021-08-04 16:11:14 |
| R49.htm | 18610 | 2021-08-04 16:11:14 |
| R5.htm | 37672 | 2021-08-04 16:11:14 |
| R50.htm | 8476 | 2021-08-04 16:11:14 |
| R51.htm | 10343 | 2021-08-04 16:11:14 |
| R52.htm | 29154 | 2021-08-04 16:11:14 |
| R53.htm | 7294 | 2021-08-04 16:11:14 |
| R54.htm | 14762 | 2021-08-04 16:11:14 |
| R55.htm | 5356 | 2021-08-04 16:11:14 |
| R56.htm | 23644 | 2021-08-04 16:11:14 |
| R57.htm | 6270 | 2021-08-04 16:11:14 |
| R58.htm | 58985 | 2021-08-04 16:11:14 |
| R59.htm | 15327 | 2021-08-04 16:11:14 |
| R6.htm | 57911 | 2021-08-04 16:11:14 |
| R60.htm | 15929 | 2021-08-04 16:11:14 |
| R61.htm | 8210 | 2021-08-04 16:11:14 |
| R62.htm | 5310 | 2021-08-04 16:11:14 |
| R63.htm | 29826 | 2021-08-04 16:11:14 |
| R64.htm | 20466 | 2021-08-04 16:11:14 |
| R7.htm | 79491 | 2021-08-04 16:11:14 |
| R8.htm | 12584 | 2021-08-04 16:11:14 |
| R9.htm | 24886 | 2021-08-04 16:11:14 |
| report.css | 2767 | 2021-08-04 16:11:14 |
| sgu-10q_20210630.htm | 3440670 | 2021-08-04 16:11:14 |
| sgu-10q_20210630_htm.xml | 2312389 | 2021-08-04 16:11:14 |
| sgu-20210630.xsd | 65846 | 2021-08-04 16:11:14 |
| sgu-20210630_cal.xml | 68367 | 2021-08-04 16:11:14 |
| sgu-20210630_def.xml | 212792 | 2021-08-04 16:11:14 |
| sgu-20210630_lab.xml | 458699 | 2021-08-04 16:11:14 |
| sgu-20210630_pre.xml | 364755 | 2021-08-04 16:11:14 |
| sgu-ex311_7.htm | 15619 | 2021-08-04 16:11:14 |
| sgu-ex312_8.htm | 15634 | 2021-08-04 16:11:14 |
| sgu-ex321_9.htm | 11630 | 2021-08-04 16:11:14 |
| sgu-ex322_6.htm | 11941 | 2021-08-04 16:11:14 |
| Show.js | 1085 | 2021-08-04 16:11:14 |