Document and Entity Information - shares |
9 Months Ended | |
|---|---|---|
Sep. 30, 2016 |
Nov. 04, 2016 |
|
| Document Type | 10-Q | |
| Amendment Flag | false | |
| Document Period End Date | Sep. 30, 2016 | |
| Trading Symbol | htm | |
| Entity Registrant Name | US GEOTHERMAL INC | |
| Entity Central Index Key | 0001172136 | |
| Current Fiscal Year End Date | --03-31 | |
| Entity Filer Category | Smaller Reporting Company | |
| Entity Common Stock, Shares Outstanding | 113,537,792 | |
| Entity Current Reporting Status | Yes | |
| Entity Voluntary Filers | No | |
| Entity Well Known Seasoned Issuer | No | |
| Document Fiscal Year Focus | 2017 | |
| Document Fiscal Period Focus | Q3 |