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EMPLOYEE BENEFIT PLANS (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 USD ($) shares | Dec. 31, 2016 USD ($) shares | Dec. 31, 2015 USD ($) shares
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | $ 47,845 | $ 45,726 |
Liability, Defined Benefit Pension Plan, Noncurrent |  | (35,597) | (34,919) |
Defined Benefit Plan, Amortization of Net Prior Service Cost (Credit) |  | 100 |  |
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax |  | $ 24,127 | $ 25,650 | $ 26,721
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets |  | 7.40% |  |
Defined Benefit Plan, Equity Securities |  | 100.00% | 100.00% |
Defined Benefit Plan, Amount of Employer and Related Party Securities Included in Plan Assets |  | $ 2,200 | $ 1,900 |
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Historical Rate of Return, Equities |  | 9.00% |  |
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Historical Rate of Return, Fixed Income Securities |  | 4.50% |  |
Defined Benefit Plan, Estimated Future Employer Contributions in Next Fiscal Year |  | $ 5,000 |  |
Defined Benefit Plan, Expected Future Benefit Payments in Year One |  | 9,398 |  |
Defined Benefit Plan, Expected Future Benefit Payments in Year Two |  | 8,499 |  |
Defined Benefit Plan, Expected Future Benefit Payments in Year Three |  | 8,607 |  |
Defined Benefit Plan, Expected Future Benefit Payments in Year Four |  | 8,509 |  |
Defined Benefit Plan, Expected Future Benefit Payments in Year Five |  | 8,522 |  |
Defined Benefit Plan, Expected Future Benefit Payments in Five Fiscal Years Thereafter |  | $ 39,645 |  |
Defined Contribution Plan, Employer Matching Contribution, Percent |  | 6.00% |  |
Defined Contribution Plan, Employer's Matching Contribution of Employee's Gross Pay Allowed to be Matched, Percent |  | 25.00% |  |
Stock Issued During Period, Shares, Employee Benefit Plan | shares |  | 49,242 | 93,491 | 65,481
Defined Contribution Plan, Cost |  | $ 500 | $ 500 | $ 600
Defined Benefit Plan, Amortization of Net Gains (Losses) |  | 2,700 |  |
Money Market Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | $ 5,101 | $ 5,114 |
Equity Securities, U.S. [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Equity Securities | [1] | 61.00% | 56.00% |
Fixed Income Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Equity Securities |  | 25.00% | 30.00% |
Cash and Cash Equivalents [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Equity Securities |  | 6.00% | 7.00% |
Equity Securites, International [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Equity Securities | [1] | 8.00% | 7.00% |
Domestic Common Stock [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | $ 35,300 | $ 31,869 |
Domestic Corporate Debt Securities [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 5,370 | 6,258 |
525190 Other Insurance Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 2,074 | 2,485 |
Common Collective Trusts [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | $ 35,191 | $ 31,588 |
Parent Common Stock [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Equity Securities |  | 3.00% | 2.00% |
Maximum [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Equity Securities |  | 80.00% |  |
Maximum [Member] | Equity Securities, U.S. [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Target Allocation Percentage of Assets, Equity Securities |  | 80.00% |  |
Maximum [Member] | Fixed Income Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Target Allocation Percentage of Assets, Equity Securities |  | 50.00% |  |
Maximum [Member] | Cash and Cash Equivalents [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Target Allocation Percentage of Assets, Equity Securities |  | 20.00% |  |
Maximum [Member] | Equity Securites, International [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Target Allocation Percentage of Assets, Equity Securities | [1] | 16.00% |  |
Minimum [Member] | Equity Securities, U.S. [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Target Allocation Percentage of Assets, Equity Securities | [1] | 40.00% |  |
Minimum [Member] | Fixed Income Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Target Allocation Percentage of Assets, Equity Securities |  | 20.00% |  |
Minimum [Member] | Cash and Cash Equivalents [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Target Allocation Percentage of Assets, Equity Securities |  | 0.00% |  |
Minimum [Member] | Equity Securites, International [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Target Allocation Percentage of Assets, Equity Securities | [1] | 0.00% |  |
Fair Value, Inputs, Level 1 [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | $ 46,639 | $ 42,754 |
Fair Value, Inputs, Level 1 [Member] | Money Market Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 5,101 | 5,114 |
Fair Value, Inputs, Level 1 [Member] | Domestic Common Stock [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 35,300 | 31,869 |
Fair Value, Inputs, Level 1 [Member] | Domestic Corporate Debt Securities [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 5,370 | 4,942 |
Fair Value, Inputs, Level 1 [Member] | 525190 Other Insurance Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 868 | 829 |
Fair Value, Inputs, Level 2 [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 1,206 | 2,972 |
Fair Value, Inputs, Level 2 [Member] | Money Market Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 0 | 0 |
Fair Value, Inputs, Level 2 [Member] | Domestic Common Stock [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 0 | 0 |
Fair Value, Inputs, Level 2 [Member] | Domestic Corporate Debt Securities [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 0 | 1,316 |
Fair Value, Inputs, Level 2 [Member] | 525190 Other Insurance Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 1,206 | 1,656 |
Fair Value, Inputs, Level 3 [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 0 | 0 |
Fair Value, Inputs, Level 3 [Member] | Money Market Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 0 | 0 |
Fair Value, Inputs, Level 3 [Member] | Domestic Common Stock [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 0 | 0 |
Fair Value, Inputs, Level 3 [Member] | Domestic Corporate Debt Securities [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 0 | 0 |
Fair Value, Inputs, Level 3 [Member] | 525190 Other Insurance Funds [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 0 | 0 |
Titan Tire, Bryan and Walcott Plans [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Benefit Obligation |  | 98,700 |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 81,300 |  |
Dico Plan [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | $ 500 |  |
Defined Contribution/401k Plans, Total [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Contribution/401k Plans, Number Sponsored by the Company |  | 2 |  |
Pension Plan [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Benefit Obligation |  | $ 119,736 | 113,119 | 115,598
Defined Benefit Plan, Service Cost |  | 598 | 341 | 404
Defined Benefit Plan, Interest Cost |  | 4,672 | 4,896 | 4,837
Defined Benefit Plan, Actuarial Net (Gains) Losses |  | 8,383 | 1,073 |
Defined Benefit Plan, Benefit Obligation, Benefits Paid |  | 8,866 | 8,572 |
Defined Benefit Plan, Foreign Currency Exchange Rate Changes, Benefit Obligation |  | 1,830 | (217) |
Defined Benefit Plan, Fair Value of Plan Assets |  | 83,036 | 77,314 | 78,392
Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) |  | 12,436 | 4,419 |
Defined Benefit Plan, Plan Assets, Contributions by Employer |  | 914 | 2,399 |
Defined Benefit Plan, Benefits Paid (Deprecated 2017-01-31) |  | (7,809) | (7,919) |
Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) |  | 181 | 23 |
Defined Benefit Plan, Funded (Unfunded) Status of Plan |  | (36,700) | (35,805) |
Assets for Plan Benefits, Defined Benefit Plan |  | 948 | 901 |
Liability, Defined Benefit Pension Plan, Current |  | (2,040) | (1,787) |
Liability, Defined Benefit Pension Plan, Noncurrent |  | (35,608) | (34,919) |
Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position |  | (36,700) | (35,805) |
Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, Prior Service Cost (Credit), before Tax |  | (208) | (344) |
Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Gain (Loss), before Tax |  | (39,775) | (41,011) |
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Postretirement Benefits |  | 15,856 | 15,705 |
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax |  | $ (24,127) | $ (25,650) |
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate |  | 3.80% | 4.40% |
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Benefit Obligations |  | 7.40% | 7.40% |
Defined Benefit Plan, Expected Return (Loss) on Plan Assets |  | $ (5,472) | $ (5,600) | (6,051)
Other Comprehensive Income (Loss), Amortization, Pension and Other Postretirement Benefit Plans, Net Prior Service Cost (Credit) Recognized in Net Periodic Benefit Cost, before Tax |  | 137 | 137 | 137
Defined Benefit Plan, Amortization of Gain (Loss) |  | 2,696 | 3,118 | 2,917
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) |  | $ 2,631 | $ 2,892 | $ 2,244
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate |  | 5.80% | 5.80% | 5.80%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets |  | 7.40% | 7.40% | 7.40%
Foreign Plan [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Benefit Obligation |  | $ 21,100 |  |
Defined Benefit Plan, Fair Value of Plan Assets |  | 1,700 |  |
Non-US [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Contribution Plan, Cost |  | $ 3,800 | $ 3,600 | $ 3,700
Defined Contribution/401k Plans, Employees Covered by Collective Bargaining Arrangements [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Contribution/401k Plans, Number Sponsored by the Company |  | 3 |  |
[1] | Total equities may not exceed 80% of total plan assets.

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