| Component: (Network and Table) | |
|---|---|
| Network | 2409402 - Disclosure - ASSET RETIREMENT OBLIGATION (Schedule of Changes to Asset Retirement Obligations) (Details) (http://www.intrepidpotash.com/role/AssetRetirementObligationScheduleOfChangesToAssetRetirementObligationsDetails)  | 
| Table | (Implied) | 
| Reporting Entity [Axis] | 0001421461 (http://www.sec.gov/CIK) | 
| Asset Retirement Obligation Disclosure [Abstract] | Period [Axis] | ||
|---|---|---|---|
2016-01-01 - 2016-12-31  | 2015-01-01 - 2015-12-31  | 2014-01-01 - 2014-12-31  | |
Asset Retirement Obligation Disclosure [Abstract]  | |||
Changes to asset retirement obligations  | |||
Asset retirement obligation, at beginning of period  | |||
Liabilities settled  | (  | (  | (  | 
Liabilities incurred  | |||
Changes in estimated obligations  | (  | (  | (  | 
Accretion  | 1,768,000    | 1,696,000    | 1,623,000    | 
Total asset retirement obligation, at end of period  | 22,951,000    | 22,037,000    | |