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| 0001477932-20-001718-index.html | 2020-03-31 06:09:13 | |
| 0001477932-20-001718.txt | 2020-03-31 06:09:13 | |
 0001477932-20-001718-xbrl.zip | 130598 | 2020-03-31 06:09:13 |
| FilingSummary.xml | 33927 | 2020-03-31 06:09:13 |
| Financial_Report.xlsx | 70928 | 2020-03-31 06:09:13 |
| R1.htm | 48650 | 2020-03-31 06:09:13 |
| R10.htm | 24272 | 2020-03-31 06:09:13 |
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| R9.htm | 48376 | 2020-03-31 06:09:13 |
| report.css | 2767 | 2020-03-31 06:09:13 |
| Show.js | 1085 | 2020-03-31 06:09:13 |
| sing-20191231.xml | 583778 | 2020-03-31 06:09:13 |
| sing-20191231.xsd | 60584 | 2020-03-31 06:09:13 |
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| sing_10k.htm | 674019 | 2020-03-31 06:09:13 |
 sing_10kimg1.jpg | 15326 | 2020-03-31 06:09:13 |
| sing_ex311.htm | 10634 | 2020-03-31 06:09:13 |
| sing_ex312.htm | 10621 | 2020-03-31 06:09:13 |
| sing_ex321.htm | 4781 | 2020-03-31 06:09:13 |