Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-041920-index-headers.html | 2023-08-11 17:07:26 | |
| 0000950170-23-041920-index.html | 2023-08-11 17:07:26 | |
| 0000950170-23-041920.txt | 2023-08-11 17:07:26 | |
 0000950170-23-041920-xbrl.zip | 259668 | 2023-08-11 17:07:26 |
| FilingSummary.xml | 42136 | 2023-08-11 17:07:26 |
| Financial_Report.xlsx | 103453 | 2023-08-11 17:07:26 |
| MetaLinks.json | 875944 | 2023-08-11 17:07:26 |
| R1.htm | 53116 | 2023-08-11 17:07:26 |
| R10.htm | 39452 | 2023-08-11 17:07:26 |
| R11.htm | 454471 | 2023-08-11 17:07:26 |
| R12.htm | 283874 | 2023-08-11 17:07:26 |
| R13.htm | 83000 | 2023-08-11 17:07:26 |
| R14.htm | 128248 | 2023-08-11 17:07:26 |
| R15.htm | 137258 | 2023-08-11 17:07:26 |
| R16.htm | 9673 | 2023-08-11 17:07:26 |
| R17.htm | 13773 | 2023-08-11 17:07:26 |
| R18.htm | 41614 | 2023-08-11 17:07:26 |
| R19.htm | 104156 | 2023-08-11 17:07:26 |
| R2.htm | 104431 | 2023-08-11 17:07:26 |
| R20.htm | 48000 | 2023-08-11 17:07:26 |
| R21.htm | 36688 | 2023-08-11 17:07:26 |
| R22.htm | 437677 | 2023-08-11 17:07:26 |
| R23.htm | 286732 | 2023-08-11 17:07:26 |
| R24.htm | 52131 | 2023-08-11 17:07:26 |
| R25.htm | 74737 | 2023-08-11 17:07:26 |
| R26.htm | 136934 | 2023-08-11 17:07:26 |
| R27.htm | 35893 | 2023-08-11 17:07:26 |
| R28.htm | 44051 | 2023-08-11 17:07:26 |
| R29.htm | 19530 | 2023-08-11 17:07:26 |
| R3.htm | 23158 | 2023-08-11 17:07:26 |
| R30.htm | 33236 | 2023-08-11 17:07:26 |
| R31.htm | 13675 | 2023-08-11 17:07:26 |
| R32.htm | 3975 | 2023-08-11 17:07:26 |
| R33.htm | 11730 | 2023-08-11 17:07:26 |
| R34.htm | 7644 | 2023-08-11 17:07:26 |
| R35.htm | 10775 | 2023-08-11 17:07:26 |
| R36.htm | 12332 | 2023-08-11 17:07:26 |
| R37.htm | 28620 | 2023-08-11 17:07:26 |
| R38.htm | 15726 | 2023-08-11 17:07:26 |
| R39.htm | 32303 | 2023-08-11 17:07:26 |
| R4.htm | 115789 | 2023-08-11 17:07:26 |
| R40.htm | 16547 | 2023-08-11 17:07:26 |
| R41.htm | 15822 | 2023-08-11 17:07:26 |
| R42.htm | 16788 | 2023-08-11 17:07:26 |
| R43.htm | 12764 | 2023-08-11 17:07:26 |
| R44.htm | 14264 | 2023-08-11 17:07:26 |
| R45.htm | 14762 | 2023-08-11 17:07:26 |
| R46.htm | 27783 | 2023-08-11 17:07:26 |
| R47.htm | 7300 | 2023-08-11 17:07:26 |
| R48.htm | 42028 | 2023-08-11 17:07:26 |
| R49.htm | 52020 | 2023-08-11 17:07:26 |
| R5.htm | 64590 | 2023-08-11 17:07:26 |
| R50.htm | 46824 | 2023-08-11 17:07:26 |
| R51.htm | 16360 | 2023-08-11 17:07:26 |
| R52.htm | 3898 | 2023-08-11 17:07:26 |
| R53.htm | 18659 | 2023-08-11 17:07:26 |
| R54.htm | 27984 | 2023-08-11 17:07:26 |
| R55.htm | 29254 | 2023-08-11 17:07:26 |
| R56.htm | 78790 | 2023-08-11 17:07:26 |
| R57.htm | 37850 | 2023-08-11 17:07:26 |
| R58.htm | 31709 | 2023-08-11 17:07:26 |
| R59.htm | 63539 | 2023-08-11 17:07:26 |
| R6.htm | 117584 | 2023-08-11 17:07:26 |
| R60.htm | 15312 | 2023-08-11 17:07:26 |
| R61.htm | 6680 | 2023-08-11 17:07:26 |
| R7.htm | 38431 | 2023-08-11 17:07:26 |
| R8.htm | 119198 | 2023-08-11 17:07:26 |
| R9.htm | 61579 | 2023-08-11 17:07:26 |
| report.css | 2767 | 2023-08-11 17:07:26 |
| Show.js | 1085 | 2023-08-11 17:07:26 |
| sien-20230630.htm | 3247156 | 2023-08-11 17:07:26 |
| sien-20230630.xsd | 71947 | 2023-08-11 17:07:26 |
| sien-20230630_cal.xml | 84856 | 2023-08-11 17:07:26 |
| sien-20230630_def.xml | 267802 | 2023-08-11 17:07:26 |
| sien-20230630_htm.xml | 3055655 | 2023-08-11 17:07:26 |
| sien-20230630_lab.xml | 636436 | 2023-08-11 17:07:26 |
| sien-20230630_pre.xml | 455947 | 2023-08-11 17:07:26 |
| sien-ex31_1.htm | 16358 | 2023-08-11 17:07:26 |
| sien-ex31_2.htm | 16571 | 2023-08-11 17:07:26 |
| sien-ex32_1.htm | 11439 | 2023-08-11 17:07:26 |
| sien-ex32_2.htm | 10943 | 2023-08-11 17:07:26 |