INCOME TAXES (Details 1) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2015 |
Sep. 30, 2016 |
Sep. 30, 2015 |
|
| Income Tax Contingency [Line Items] | ||||
| Statutory federal tax rate | 35.00% | 35.00% | 35.00% | 35.00% |
| Foreign rate differential | (4.10%) | 0.30% | 3.60% | (0.10%) |
| US Tax on Foreign Earnings | 4.00% | 0.00% | (3.40%) | 0.00% |
| Domestic manufacturing/export tax incentive | 0.00% | 2.60% | 0.00% | 1.70% |
| Salt depletion | (17.30%) | (2.30%) | 19.60% | (0.50%) |
| Dividends paid to CEOP | (0.80%) | (0.60%) | (1.10%) | (0.60%) |
| State income taxes, net | 2.80% | 2.30% | 6.10% | 0.90% |
| Change in valuation allowance | 1.00% | 1.40% | (0.80%) | 1.30% |
| Change in tax contingencies | 0.60% | 0.80% | (7.20%) | 0.20% |
| Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Percent | (3.50%) | 0.20% | 9.00% | (1.10%) |
| Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent | (2.00%) | 0.00% | 0.70% | 0.30% |
| Other, net | 2.10% | 2.10% | (0.80%) | 0.10% |
| Effective tax rate | 17.80% | 36.60% | 62.90% | 33.80% |