Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558891-20-000002-index-headers.html | 2020-02-12 08:26:34 | |
| 0001558891-20-000002-index.html | 2020-02-12 08:26:34 | |
| 0001558891-20-000002.txt | 2020-02-12 08:26:34 | |
 0001558891-20-000002-xbrl.zip | 36509 | 2020-02-12 08:26:34 |
| exhibit31-1.htm | 12260 | 2020-02-12 08:26:34 |
| exhibit31-2.htm | 12047 | 2020-02-12 08:26:34 |
| exhibit32-1.htm | 7653 | 2020-02-12 08:26:34 |
| exhibit32-2.htm | 7498 | 2020-02-12 08:26:34 |
| FilingSummary.xml | 12757 | 2020-02-12 08:26:34 |
| Financial_Report.xlsx | 26220 | 2020-02-12 08:26:34 |
| R1.htm | 47111 | 2020-02-12 08:26:34 |
| R10.htm | 6480 | 2020-02-12 08:26:34 |
| R11.htm | 5294 | 2020-02-12 08:26:34 |
| R12.htm | 5575 | 2020-02-12 08:26:34 |
| R13.htm | 5547 | 2020-02-12 08:26:34 |
| R14.htm | 5098 | 2020-02-12 08:26:34 |
| R15.htm | 50744 | 2020-02-12 08:26:34 |
| R16.htm | 7849 | 2020-02-12 08:26:34 |
| R17.htm | 14686 | 2020-02-12 08:26:34 |
| R18.htm | 15497 | 2020-02-12 08:26:34 |
| R19.htm | 15477 | 2020-02-12 08:26:34 |
| R2.htm | 35829 | 2020-02-12 08:26:34 |
| R20.htm | 5322 | 2020-02-12 08:26:34 |
| R21.htm | 11229 | 2020-02-12 08:26:34 |
| R3.htm | 10707 | 2020-02-12 08:26:34 |
| R4.htm | 24315 | 2020-02-12 08:26:34 |
| R5.htm | 17471 | 2020-02-12 08:26:34 |
| R6.htm | 30497 | 2020-02-12 08:26:34 |
| R7.htm | 26384 | 2020-02-12 08:26:34 |
| R8.htm | 8524 | 2020-02-12 08:26:34 |
| R9.htm | 7230 | 2020-02-12 08:26:34 |
| report.css | 2767 | 2020-02-12 08:26:34 |
| sgrp-20191231.xml | 132569 | 2020-02-12 08:26:34 |
| sgrp-20191231.xsd | 14461 | 2020-02-12 08:26:34 |
| sgrp-20191231_10q.htm | 411207 | 2020-02-12 08:26:34 |
| sgrp-20191231_cal.xml | 18709 | 2020-02-12 08:26:34 |
| sgrp-20191231_def.xml | 36223 | 2020-02-12 08:26:34 |
| sgrp-20191231_lab.xml | 109636 | 2020-02-12 08:26:34 |
| sgrp-20191231_pre.xml | 89641 | 2020-02-12 08:26:34 |
| Show.js | 1085 | 2020-02-12 08:26:34 |