SUBSIDIARY GUARANTOR FINANCIAL INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended												12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015		Mar. 31, 2015		Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Statement [Abstract]
Net sales	$ 307,809	$ 308,836	$ 376,067		$ 402,059		$ 383,277	$ 449,579	$ 523,731	$ 538,940		$ 2,163,595	$ 1,394,771	$ 1,895,527	$ 2,163,595
Cost of Goods Sold													1,256,962	1,714,952	1,868,405
Gross Profit	17,809	26,153	51,053		42,794		24,254	43,639	20,773	51,977			137,809	140,643	295,190
Selling, General and Administrative Expense													140,393	173,614	167,371
Research and Development Expense													11,162	14,005	11,165
Royalty Expense													10,533	14,078	14,259
Noncash goodwill impairment charge													0	36,571	0
Operating Income (Loss)													(24,279)	(97,625)	102,395
Interest expense													(34,032)	(36,564)	(47,120)
Induced Conversion of Convertible Debt Expense												$ (7,273)	0	0	(7,273)
Loss on senior note repurchase													0	0	(22,734)
Gain on earthquake insurance recovery											$ 22,451		0	0	22,451
Interest Expense, Related Party													0	0	0
Other income (expense)													11,063	13,658	11,935
Income (loss) before income taxes													(52,006)	(152,244)	54,734
Income Tax Expense (Benefit)													38,281	(21,819)	25,047
Income (Loss) from Equity Method Investments													0	0	0
Net Income (loss)													(90,287)	(130,425)	29,687
Net Income (Loss) Attributable to Noncontrolling Interest													(14,654)	(49,964)	(5,518)
Net Income (Loss) Attributable to Parent	(51,160)	$ (31,476)	$ 6,771	[1]	$ 232	[2]	(53,046)	$ (9,067)	$ (20,511)	$ 2,163			(75,633)	(80,461)	35,205
Comprehensive Income Statement [Abstract]
Net Income (loss)													(90,287)	(130,425)	29,687
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax													0	0	(3)
Currency translation adjustment, net													(79,196)	(63,424)	(24,287)
Pension liability adjustments, net of tax													662	(5,129)	(14,749)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest													(170,145)	(198,978)	20,146
Net comprehensive loss attributable to noncontrolling interests													(19,391)	(68,856)	(9,734)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent													(150,754)	(130,122)	29,880
Statement of Financial Position [Abstract]
Cash and Cash Equivalents, at Carrying Value	200,188						201,451						200,188	201,451	189,360	$ 189,114
Accounts Receivable, Net, Current	177,389						199,378						177,389	199,378
Inventory, Net	269,791						331,432						269,791	331,432
Prepaid Expense, Deffered Income Taxes and Other Assets, Current	62,633						103,669						62,633	103,669
Assets, Current	710,001						835,930						710,001	835,930
Property, Plant and Equipment, Net	450,020						527,414						450,020	527,414
Equity Method Investments	0						0						0	0
Other Assets, Goodwill, Deferred Income Tax Asset, Noncurrent	115,170						132,380						115,170	132,380
Assets	1,275,191						1,495,724						1,275,191	1,495,724	1,821,231
Short-term Debt	31,222						26,233						31,222	26,233
Accounts Payable, Current	123,154						146,305						123,154	146,305
Other current liabilities	115,721						129,018						115,721	129,018
Liabilities, Current	270,097						301,556						270,097	301,556
Long-term debt	480,404						496,503						480,404	496,503
Liabilities, Other than Long-term Debt, Noncurrent	102,833						107,607						102,833	107,607
Due to Related Parties	0						0						0	0
Redeemable Noncontrolling Interest, Equity, Carrying Amount	77,174						71,192						77,174	71,192	89,155
Stockholders' Equity Attributable to Parent	345,059						511,495						345,059	511,495
Stockholders' Equity Attributable to Noncontrolling Interest	(376)						7,371						(376)	7,371
Liabilities and Equity	1,275,191						1,495,724						1,275,191	1,495,724
Statement of Cash Flows [Abstract]
Net Cash Provided by (Used in) Operating Activities													63,930	117,820	116,874
Capital expenditures													(48,429)	(58,439)	(80,131)
Payments to Acquire Businesses, Gross													0	(13,395)	(95,681)
Additional equity investment in Wheels India													0	0	(8,017)
Increase (Decrease) in Restricted Cash													0	14,268	(14,473)
Insurance proceeds													0	0	2,879
Payments for (Proceeds from) Other Investing Activities													1,508	(1,296)	(2,119)
Net Cash Provided by (Used in) Investing Activities													(49,937)	(56,270)	(193,304)
Proceeds from Issuance of Long-term Debt													5,727	15,708	788,704
Early Repayment of Senior Debt													0	0	(558,360)
Repayments of Other Debt													(5,521)	(60,345)	(200,721)
Convertible note conversion													0	0	(14,090)
Capital contribution from noncontrolling interest													0	0	79,592
Proceeds from Stock Options Exercised													145	141	1,001
Adjustments to Additional Paid in Capital, Income Tax Deficiency from Share-based Compensation													0	(672)	(68)
Payments of Financing Costs													0	(33)	(12,332)
Payments of Dividends, Common Stock													(1,077)	(1,073)	(1,046)
Net Cash Provided by (Used in) Financing Activities													(726)	(46,274)	82,680
Effect of Exchange Rate on Cash and Cash Equivalents													(14,530)	(3,185)	(6,004)
Cash and Cash Equivalents, Period Increase (Decrease)													(1,263)	12,091	246
Parent [Member] | Senior Secured Notes 6.875 Percent [Member]
Income Statement [Abstract]
Net sales													0	0	0
Cost of Goods Sold													2,826	927	1,157
Gross Profit													(2,826)	(927)	(1,157)
Selling, General and Administrative Expense													7,513	12,887	9,608
Research and Development Expense													0	72	(35)
Royalty Expense													0	0	0
Noncash goodwill impairment charge														0
Operating Income (Loss)													(10,339)	(13,886)	(10,730)
Interest expense													(32,291)	(32,783)	(38,761)
Induced Conversion of Convertible Debt Expense														0	(7,273)
Loss on senior note repurchase														0	(22,734)
Gain on earthquake insurance recovery														0	0
Interest Expense, Related Party													825	6,416	7,488
Other income (expense)													6,623	4,258	4,189
Income (loss) before income taxes													(35,182)	(35,995)	(67,821)
Income Tax Expense (Benefit)													34,341	(12,765)	(26,770)
Income (Loss) from Equity Method Investments													(20,764)	(107,195)	70,738
Net Income (loss)													(90,287)	(130,425)	29,687
Net Income (Loss) Attributable to Noncontrolling Interest													0	0	0
Net Income (Loss) Attributable to Parent													(90,287)	(130,425)	29,687
Comprehensive Income Statement [Abstract]
Net Income (loss)													(90,287)	(130,425)	29,687
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax															(3)
Currency translation adjustment, net													(79,196)	(63,424)	(24,287)
Pension liability adjustments, net of tax													662	(5,129)	(14,749)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest													(170,145)	(198,978)	20,146
Net comprehensive loss attributable to noncontrolling interests													0	0	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent													(170,145)	(198,978)	20,146
Statement of Financial Position [Abstract]
Cash and Cash Equivalents, at Carrying Value	142,401						129,985						142,401	129,985	81,472	103,154
Accounts Receivable, Net, Current	0						(55)						0	(55)
Inventory, Net	0						0						0	0
Prepaid Expense, Deffered Income Taxes and Other Assets, Current	11,101						26,803						11,101	26,803
Assets, Current	153,502						156,733						153,502	156,733
Property, Plant and Equipment, Net	8,015						7,590						8,015	7,590
Equity Method Investments	724,676						745,084						724,676	745,084
Other Assets, Goodwill, Deferred Income Tax Asset, Noncurrent	34,141						51,381						34,141	51,381
Assets	920,334						960,788						920,334	960,788
Short-term Debt	0						0						0	0
Accounts Payable, Current	2,215						1,795						2,215	1,795
Other current liabilities	30,466						28,519						30,466	28,519
Liabilities, Current	32,681						30,314						32,681	30,314
Long-term debt	460,161						460,161						460,161	460,161
Liabilities, Other than Long-term Debt, Noncurrent	29,881						15,244						29,881	15,244
Due to Related Parties	52,552						(56,426)						52,552	(56,426)
Redeemable Noncontrolling Interest, Equity, Carrying Amount	0						0						0	0
Stockholders' Equity Attributable to Parent	345,059						511,495						345,059	511,495
Stockholders' Equity Attributable to Noncontrolling Interest	0						0						0	0
Liabilities and Equity	920,334						960,788						920,334	960,788
Statement of Cash Flows [Abstract]
Net Cash Provided by (Used in) Operating Activities													15,933	51,113	(175,810)
Capital expenditures													(2,585)	(914)	(6,290)
Payments to Acquire Businesses, Gross														(49)	0
Additional equity investment in Wheels India															0
Increase (Decrease) in Restricted Cash														0	0
Insurance proceeds															0
Payments for (Proceeds from) Other Investing Activities													0	0	0
Net Cash Provided by (Used in) Investing Activities													(2,585)	(963)	(6,290)
Proceeds from Issuance of Long-term Debt													0	0
Early Repayment of Senior Debt															(558,360)
Repayments of Other Debt													0	0	0
Convertible note conversion															14,090
Capital contribution from noncontrolling interest															0
Proceeds from Stock Options Exercised													145	141	(1,001)
Adjustments to Additional Paid in Capital, Income Tax Deficiency from Share-based Compensation														(672)	(68)
Payments of Financing Costs														(33)	(12,332)
Payments of Dividends, Common Stock													(1,077)	(1,073)	(1,046)
Net Cash Provided by (Used in) Financing Activities													(932)	(1,637)	160,418
Effect of Exchange Rate on Cash and Cash Equivalents													0	0	0
Cash and Cash Equivalents, Period Increase (Decrease)													12,416	48,513	(21,682)
Parent [Member] | Senior Secured Notes 7.875 Percent [Member]
Statement of Cash Flows [Abstract]
Proceeds from Issuance of Long-term Debt															745,313
Guarantor Subsidiaries [Member] | Senior Secured Notes 6.875 Percent [Member]
Income Statement [Abstract]
Net sales													640,785	879,982	1,139,366
Cost of Goods Sold													558,363	800,310	936,022
Gross Profit													82,422	79,672	203,344
Selling, General and Administrative Expense													69,686	71,548	73,196
Research and Development Expense													3,505	5,309	5,563
Royalty Expense													6,711	7,620	7,327
Noncash goodwill impairment charge														0
Operating Income (Loss)													2,520	(4,805)	117,258
Interest expense													0	0	0
Induced Conversion of Convertible Debt Expense														0	0
Loss on senior note repurchase														0	0
Gain on earthquake insurance recovery														0	0
Interest Expense, Related Party													2,361	2,346	2,024
Other income (expense)													2,110	14	(78)
Income (loss) before income taxes													6,991	(2,445)	119,204
Income Tax Expense (Benefit)													2,007	(374)	42,528
Income (Loss) from Equity Method Investments													0	0	0
Net Income (loss)													4,984	(2,071)	76,676
Net Income (Loss) Attributable to Noncontrolling Interest													0	0	0
Net Income (Loss) Attributable to Parent													4,984	(2,071)	76,676
Comprehensive Income Statement [Abstract]
Net Income (loss)													4,984	(2,071)	76,676
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax															0
Currency translation adjustment, net													0	0	0
Pension liability adjustments, net of tax													(1,557)	(4,557)	11,472
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest													3,427	(6,628)	88,148
Net comprehensive loss attributable to noncontrolling interests													0	0	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent													3,427	(6,628)	88,148
Statement of Financial Position [Abstract]
Cash and Cash Equivalents, at Carrying Value	4						4						4	4	4	4
Accounts Receivable, Net, Current	59,933						63,645						59,933	63,645
Inventory, Net	81,993						103,230						81,993	103,230
Prepaid Expense, Deffered Income Taxes and Other Assets, Current	21,133						21,105						21,133	21,105
Assets, Current	163,063						187,984						163,063	187,984
Property, Plant and Equipment, Net	138,351						160,318						138,351	160,318
Equity Method Investments	0						0						0	0
Other Assets, Goodwill, Deferred Income Tax Asset, Noncurrent	1,181						827						1,181	827
Assets	302,595						349,129						302,595	349,129
Short-term Debt	0						0						0	0
Accounts Payable, Current	12,386						10,876						12,386	10,876
Other current liabilities	41,818						45,291						41,818	45,291
Liabilities, Current	54,204						56,167						54,204	56,167
Long-term debt	0						0						0	0
Liabilities, Other than Long-term Debt, Noncurrent	20,628						20,867						20,628	20,867
Due to Related Parties	(271,930)						(228,307)						(271,930)	(228,307)
Redeemable Noncontrolling Interest, Equity, Carrying Amount	0						0						0	0
Stockholders' Equity Attributable to Parent	499,693						500,402						499,693	500,402
Stockholders' Equity Attributable to Noncontrolling Interest	0						0						0	0
Liabilities and Equity	302,595						349,129						302,595	349,129
Statement of Cash Flows [Abstract]
Net Cash Provided by (Used in) Operating Activities													6,441	8,584	29,087
Capital expenditures													(6,254)	(8,584)	(29,087)
Payments to Acquire Businesses, Gross														0	0
Additional equity investment in Wheels India															0
Increase (Decrease) in Restricted Cash														0	0
Insurance proceeds															0
Payments for (Proceeds from) Other Investing Activities													187	0	0
Net Cash Provided by (Used in) Investing Activities													(6,441)	(8,584)	(29,087)
Proceeds from Issuance of Long-term Debt													0	0
Early Repayment of Senior Debt															0
Repayments of Other Debt													0	0	0
Convertible note conversion															0
Capital contribution from noncontrolling interest															0
Proceeds from Stock Options Exercised													0	0	0
Adjustments to Additional Paid in Capital, Income Tax Deficiency from Share-based Compensation														0	0
Payments of Financing Costs														0	0
Payments of Dividends, Common Stock													0	0	0
Net Cash Provided by (Used in) Financing Activities													0	0	0
Effect of Exchange Rate on Cash and Cash Equivalents													0	0	0
Cash and Cash Equivalents, Period Increase (Decrease)													0	0	0
Guarantor Subsidiaries [Member] | Senior Secured Notes 7.875 Percent [Member]
Statement of Cash Flows [Abstract]
Proceeds from Issuance of Long-term Debt															0
Non-Guarantor Subsidiaries [Member] | Senior Secured Notes 6.875 Percent [Member]
Income Statement [Abstract]
Net sales													753,986	1,015,545	1,024,229
Cost of Goods Sold													695,773	953,647	931,226
Gross Profit													58,213	61,898	93,003
Selling, General and Administrative Expense													63,194	89,179	84,567
Research and Development Expense													7,657	8,624	5,637
Royalty Expense													3,822	6,458	6,932
Noncash goodwill impairment charge														36,571
Operating Income (Loss)													(16,460)	(78,934)	(4,133)
Interest expense													(1,741)	(3,781)	(8,359)
Induced Conversion of Convertible Debt Expense														0	0
Loss on senior note repurchase														0	0
Gain on earthquake insurance recovery														0	22,451
Interest Expense, Related Party													(3,186)	(8,762)	(9,512)
Other income (expense)													(2,428)	(22,327)	2,904
Income (loss) before income taxes													(23,815)	(113,804)	3,351
Income Tax Expense (Benefit)													1,933	(8,680)	9,289
Income (Loss) from Equity Method Investments													(5,755)	(26,213)	43,605
Net Income (loss)													(31,503)	(131,337)	37,667
Net Income (Loss) Attributable to Noncontrolling Interest													(14,654)	(49,964)	(5,518)
Net Income (Loss) Attributable to Parent													(16,849)	(81,373)	43,185
Comprehensive Income Statement [Abstract]
Net Income (loss)													(31,503)	(131,337)	37,667
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax															(3)
Currency translation adjustment, net													(79,196)	(63,424)	(24,287)
Pension liability adjustments, net of tax													895	(572)	3,277
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest													(109,804)	(195,333)	16,654
Net comprehensive loss attributable to noncontrolling interests													(19,391)	(68,856)	(9,734)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent													(90,413)	(126,477)	26,388
Statement of Financial Position [Abstract]
Cash and Cash Equivalents, at Carrying Value	57,783						71,462						57,783	71,462	107,884	$ 85,956
Accounts Receivable, Net, Current	117,456						135,788						117,456	135,788
Inventory, Net	187,798						228,202						187,798	228,202
Prepaid Expense, Deffered Income Taxes and Other Assets, Current	30,399						55,761						30,399	55,761
Assets, Current	393,436						491,213						393,436	491,213
Property, Plant and Equipment, Net	303,654						359,506						303,654	359,506
Equity Method Investments	98,660						109,768						98,660	109,768
Other Assets, Goodwill, Deferred Income Tax Asset, Noncurrent	79,848						80,172						79,848	80,172
Assets	875,598						1,040,659						875,598	1,040,659
Short-term Debt	31,222						26,233						31,222	26,233
Accounts Payable, Current	108,553						133,634						108,553	133,634
Other current liabilities	43,437						55,208						43,437	55,208
Liabilities, Current	183,212						215,075						183,212	215,075
Long-term debt	20,243						36,342						20,243	36,342
Liabilities, Other than Long-term Debt, Noncurrent	52,324						71,496						52,324	71,496
Due to Related Parties	219,378						284,733						219,378	284,733
Redeemable Noncontrolling Interest, Equity, Carrying Amount	77,174						71,192						77,174	71,192
Stockholders' Equity Attributable to Parent	323,643						354,450						323,643	354,450
Stockholders' Equity Attributable to Noncontrolling Interest	(376)						7,371						(376)	7,371
Liabilities and Equity	875,598						1,040,659						875,598	1,040,659
Statement of Cash Flows [Abstract]
Net Cash Provided by (Used in) Operating Activities													41,556	58,123	263,597
Capital expenditures													(39,590)	(48,941)	(44,754)
Payments to Acquire Businesses, Gross														(13,346)	(95,681)
Additional equity investment in Wheels India															(8,017)
Increase (Decrease) in Restricted Cash														(14,268)	(14,473)
Insurance proceeds															2,879
Payments for (Proceeds from) Other Investing Activities													1,321	(1,296)	(2,119)
Net Cash Provided by (Used in) Investing Activities													(40,911)	(46,723)	(157,927)
Proceeds from Issuance of Long-term Debt													5,727	15,708
Early Repayment of Senior Debt															0
Repayments of Other Debt													(5,521)	(60,345)	(200,721)
Convertible note conversion															0
Capital contribution from noncontrolling interest															(79,592)
Proceeds from Stock Options Exercised													0	0	0
Adjustments to Additional Paid in Capital, Income Tax Deficiency from Share-based Compensation														0	0
Payments of Financing Costs														0	0
Payments of Dividends, Common Stock													0	0	0
Net Cash Provided by (Used in) Financing Activities													206	(44,637)	(77,738)
Effect of Exchange Rate on Cash and Cash Equivalents													(14,530)	(3,185)	(6,004)
Cash and Cash Equivalents, Period Increase (Decrease)													(13,679)	(36,422)	21,928
Non-Guarantor Subsidiaries [Member] | Senior Secured Notes 7.875 Percent [Member]
Statement of Cash Flows [Abstract]
Proceeds from Issuance of Long-term Debt															43,391
Consolidation, Eliminations [Member] | Senior Secured Notes 6.875 Percent [Member]
Income Statement [Abstract]
Net sales													0	0	0
Cost of Goods Sold													0	0	0
Gross Profit													0	0	0
Selling, General and Administrative Expense													0	0	0
Research and Development Expense													0	0	0
Royalty Expense													0	0	0
Noncash goodwill impairment charge														0
Operating Income (Loss)													0	0	0
Interest expense													0	0	0
Induced Conversion of Convertible Debt Expense														0	0
Loss on senior note repurchase														0	0
Gain on earthquake insurance recovery														0	0
Interest Expense, Related Party													0	0	0
Other income (expense)													0	0	0
Income (loss) before income taxes													0	0	0
Income Tax Expense (Benefit)													0	0	0
Income (Loss) from Equity Method Investments													26,519	133,408	(114,343)
Net Income (loss)													26,519	133,408	(114,343)
Net Income (Loss) Attributable to Noncontrolling Interest													0	0	0
Net Income (Loss) Attributable to Parent													26,519	133,408	(114,343)
Comprehensive Income Statement [Abstract]
Net Income (loss)													26,519	133,408	(114,343)
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax															3
Currency translation adjustment, net													79,196	63,424	24,287
Pension liability adjustments, net of tax													662	5,129	(14,749)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest													106,377	201,961	(104,802)
Net comprehensive loss attributable to noncontrolling interests													0	0	0
Comprehensive Income (Loss), Net of Tax, Attributable to Parent													106,377	201,961	(104,802)
Statement of Financial Position [Abstract]
Cash and Cash Equivalents, at Carrying Value	0						0						0	0
Accounts Receivable, Net, Current	0						0						0	0
Inventory, Net	0						0						0	0
Prepaid Expense, Deffered Income Taxes and Other Assets, Current	0						0						0	0
Assets, Current	0						0						0	0
Property, Plant and Equipment, Net	0						0						0	0
Equity Method Investments	(823,336)						(854,852)						(823,336)	(854,852)
Other Assets, Goodwill, Deferred Income Tax Asset, Noncurrent	0						0						0	0
Assets	(823,336)						(854,852)						(823,336)	(854,852)
Short-term Debt	$ 0						0						$ 0	0
Accounts Payable, Current							0							0
Other current liabilities	$ 0						0						$ 0	0
Liabilities, Current	0						0						0	0
Long-term debt	0						0						0	0
Liabilities, Other than Long-term Debt, Noncurrent	0						0						0	0
Due to Related Parties	0						0						0	0
Redeemable Noncontrolling Interest, Equity, Carrying Amount	0						0						0	0
Stockholders' Equity Attributable to Parent	(823,336)						(854,852)						(823,336)	(854,852)
Stockholders' Equity Attributable to Noncontrolling Interest	0						0						0	0
Liabilities and Equity	$ (823,336)						$ (854,852)						(823,336)	(854,852)
Other Nonoperating Income (Expense) [Member]
Income Statement [Abstract]
Other income (expense)													$ 6,305	(18,055)	$ 7,015
Cost of Goods, Total [Member]
Income Statement [Abstract]
Cost of Goods Sold														$ 1,754,884

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[2] (a) Mining asset impairment and inventory write-down of 34.8 million was included in the quarter ended June 30, 2014.