Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-19-021688-index-headers.html | 2019-06-04 18:59:29 | |
| 0001564590-19-021688-index.html | 2019-06-04 18:59:29 | |
| 0001564590-19-021688.txt | 2019-06-04 18:59:29 | |
 0001564590-19-021688-xbrl.zip | 257893 | 2019-06-04 18:59:29 |
| FilingSummary.xml | 65005 | 2019-06-04 18:59:29 |
| Financial_Report.xlsx | 131206 | 2019-06-04 18:59:29 |
 gimginupqhl5000001.jpg | 40904 | 2019-06-04 18:59:29 |
| oesx-10k_20190331.htm | 4320445 | 2019-06-04 18:59:29 |
| oesx-20190331.xml | 4720649 | 2019-06-04 18:59:29 |
| oesx-20190331.xsd | 82358 | 2019-06-04 18:59:29 |
| oesx-20190331_cal.xml | 94373 | 2019-06-04 18:59:29 |
| oesx-20190331_def.xml | 338960 | 2019-06-04 18:59:29 |
| oesx-20190331_lab.xml | 624912 | 2019-06-04 18:59:29 |
| oesx-20190331_pre.xml | 581370 | 2019-06-04 18:59:29 |
| oesx-ex102_507.htm | 48875 | 2019-06-04 18:59:29 |
| oesx-ex211_102.htm | 5304 | 2019-06-04 18:59:29 |
| oesx-ex231_101.htm | 3048 | 2019-06-04 18:59:29 |
| oesx-ex311_100.htm | 16553 | 2019-06-04 18:59:29 |
| oesx-ex312_98.htm | 15729 | 2019-06-04 18:59:29 |
| oesx-ex321_99.htm | 7046 | 2019-06-04 18:59:29 |
| oesx-ex43_264.htm | 46205 | 2019-06-04 18:59:29 |
| R1.htm | 35602 | 2019-06-04 18:59:29 |
| R10.htm | 22473 | 2019-06-04 18:59:29 |
| R11.htm | 63347 | 2019-06-04 18:59:29 |
| R12.htm | 20009 | 2019-06-04 18:59:29 |
| R13.htm | 69691 | 2019-06-04 18:59:29 |
| R14.htm | 180101 | 2019-06-04 18:59:29 |
| R15.htm | 64865 | 2019-06-04 18:59:29 |
| R16.htm | 76367 | 2019-06-04 18:59:29 |
| R17.htm | 50706 | 2019-06-04 18:59:29 |
| R18.htm | 202707 | 2019-06-04 18:59:29 |
| R19.htm | 19179 | 2019-06-04 18:59:29 |
| R2.htm | 81372 | 2019-06-04 18:59:29 |
| R20.htm | 121195 | 2019-06-04 18:59:29 |
| R21.htm | 193783 | 2019-06-04 18:59:29 |
| R22.htm | 181061 | 2019-06-04 18:59:29 |
| R23.htm | 48838 | 2019-06-04 18:59:29 |
| R24.htm | 5362 | 2019-06-04 18:59:29 |
| R25.htm | 147840 | 2019-06-04 18:59:29 |
| R26.htm | 94653 | 2019-06-04 18:59:29 |
| R27.htm | 562608 | 2019-06-04 18:59:29 |
| R28.htm | 18950 | 2019-06-04 18:59:29 |
| R29.htm | 62628 | 2019-06-04 18:59:29 |
| R3.htm | 20664 | 2019-06-04 18:59:29 |
| R30.htm | 20050 | 2019-06-04 18:59:29 |
| R31.htm | 68302 | 2019-06-04 18:59:29 |
| R32.htm | 175552 | 2019-06-04 18:59:29 |
| R33.htm | 65108 | 2019-06-04 18:59:29 |
| R34.htm | 77643 | 2019-06-04 18:59:29 |
| R35.htm | 42289 | 2019-06-04 18:59:29 |
| R36.htm | 199837 | 2019-06-04 18:59:29 |
| R37.htm | 11145 | 2019-06-04 18:59:29 |
| R38.htm | 113049 | 2019-06-04 18:59:29 |
| R39.htm | 195375 | 2019-06-04 18:59:29 |
| R4.htm | 62973 | 2019-06-04 18:59:29 |
| R40.htm | 178315 | 2019-06-04 18:59:29 |
| R41.htm | 47493 | 2019-06-04 18:59:29 |
| R42.htm | 147251 | 2019-06-04 18:59:29 |
| R43.htm | 7008 | 2019-06-04 18:59:29 |
| R44.htm | 54568 | 2019-06-04 18:59:29 |
| R45.htm | 40518 | 2019-06-04 18:59:29 |
| R46.htm | 52209 | 2019-06-04 18:59:29 |
| R47.htm | 10247 | 2019-06-04 18:59:29 |
| R48.htm | 109847 | 2019-06-04 18:59:29 |
| R49.htm | 98065 | 2019-06-04 18:59:29 |
| R5.htm | 48440 | 2019-06-04 18:59:29 |
| R50.htm | 124516 | 2019-06-04 18:59:29 |
| R51.htm | 5484 | 2019-06-04 18:59:29 |
| R52.htm | 9898 | 2019-06-04 18:59:29 |
| R53.htm | 7216 | 2019-06-04 18:59:29 |
| R54.htm | 30655 | 2019-06-04 18:59:29 |
| R55.htm | 9902 | 2019-06-04 18:59:29 |
| R56.htm | 24680 | 2019-06-04 18:59:29 |
| R57.htm | 13398 | 2019-06-04 18:59:29 |
| R58.htm | 6808 | 2019-06-04 18:59:29 |
| R59.htm | 23388 | 2019-06-04 18:59:29 |
| R6.htm | 88432 | 2019-06-04 18:59:29 |
| R60.htm | 23874 | 2019-06-04 18:59:29 |
| R61.htm | 16335 | 2019-06-04 18:59:29 |
| R62.htm | 25421 | 2019-06-04 18:59:29 |
| R63.htm | 17249 | 2019-06-04 18:59:29 |
| R64.htm | 20068 | 2019-06-04 18:59:29 |
| R65.htm | 22690 | 2019-06-04 18:59:29 |
| R66.htm | 7179 | 2019-06-04 18:59:29 |
| R67.htm | 11483 | 2019-06-04 18:59:29 |
| R68.htm | 26374 | 2019-06-04 18:59:29 |
| R69.htm | 10332 | 2019-06-04 18:59:29 |
| R7.htm | 6646 | 2019-06-04 18:59:29 |
| R70.htm | 13574 | 2019-06-04 18:59:29 |
| R71.htm | 76367 | 2019-06-04 18:59:29 |
| R72.htm | 17921 | 2019-06-04 18:59:29 |
| R73.htm | 15573 | 2019-06-04 18:59:29 |
| R74.htm | 34346 | 2019-06-04 18:59:29 |
| R75.htm | 27220 | 2019-06-04 18:59:29 |
| R76.htm | 38930 | 2019-06-04 18:59:29 |
| R77.htm | 12003 | 2019-06-04 18:59:29 |
| R78.htm | 35191 | 2019-06-04 18:59:29 |
| R79.htm | 9619 | 2019-06-04 18:59:29 |
| R8.htm | 57144 | 2019-06-04 18:59:29 |
| R80.htm | 34584 | 2019-06-04 18:59:29 |
| R81.htm | 20797 | 2019-06-04 18:59:29 |
| R82.htm | 50999 | 2019-06-04 18:59:29 |
| R83.htm | 16681 | 2019-06-04 18:59:29 |
| R84.htm | 25491 | 2019-06-04 18:59:29 |
| R85.htm | 47151 | 2019-06-04 18:59:29 |
| R86.htm | 19686 | 2019-06-04 18:59:29 |
| R87.htm | 17784 | 2019-06-04 18:59:29 |
| R88.htm | 34934 | 2019-06-04 18:59:29 |
| R89.htm | 13866 | 2019-06-04 18:59:29 |
| R9.htm | 575031 | 2019-06-04 18:59:29 |
| R90.htm | 14120 | 2019-06-04 18:59:29 |
| R91.htm | 13928 | 2019-06-04 18:59:29 |
| R92.htm | 10722 | 2019-06-04 18:59:29 |
| R93.htm | 6978 | 2019-06-04 18:59:29 |
| R94.htm | 28266 | 2019-06-04 18:59:29 |
| R95.htm | 9935 | 2019-06-04 18:59:29 |
| report.css | 2768 | 2019-06-04 18:59:29 |
| Show.js | 1086 | 2019-06-04 18:59:29 |