Document and Entity Information [Abstract] Document and entity information. Statement [Table] Statement [Line Items] Entity Registrant Name Entity Central Index Key Document Type Document Period End Date Amendment Flag Document Fiscal Year Focus Document Fiscal Period Focus Current Fiscal Year End Date Entity Filer Category Entity Common Stock, Shares Outstanding Consolidated Statements of Comprehensive Income (Loss) [Abstract] Net sales Net sales Sales Revenue, Goods, Net Cost of products sold (exclusive of depreciation and amortization shown separately below) Cost of Goods Sold, Excluding Depreciation, Depletion, and Amortization Selling, general and administrative Selling, General and Administrative Expense Depreciation and amortization Depreciation and amortization Depreciation, Depletion and Amortization (Gain) loss on disposal of assets Gain (Loss) on Sale of Property Plant Equipment Deconsolidating gains Net impact from deconsolidation of bankrupt subsidiary Deconsolidation, Gain (Loss), Amount Income from operations Income from operations Operating Income (Loss) Interest expense Interest expense Other expense (income), net Other Nonoperating Income (Expense) Income before provision (benefit) for income taxes Total Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Provision (benefit) for income taxes Total expense (benefit) Income tax (benefit) expense Income Tax Expense (Benefit) Net income (loss) Net income Net income Net Income (Loss) Attributable to Parent Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Foreign currency translation gain (loss) Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax Comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Net income Basic net income per share Earnings Per Share, Basic Basic number of shares Weighted average shares outstanding Weighted Average Number of Shares Outstanding, Basic Net income Diluted net income per share Earnings Per Share, Diluted Weighted average shares outstanding Diluted number of shares Diluted shares outstanding Weighted Average Number of Shares Outstanding, Diluted Consolidated Balance Sheets [Abstract] Assets Assets [Abstract] Current assets: Assets, Current [Abstract] Accounts receivable, net Accounts receivable, net Accounts Receivable, Net, Current Inventories Inventories Inventory, Net Other current assets Other Assets, Current Total current assets Assets, Current, Total Property, plant and equipment, net Property, plant and equipment, net Property, Plant and Equipment, Net Property, Plant and Equipment, Net Goodwill, net Beginning Balance Ending Balance Goodwill Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Other non-current assets Other Assets, Noncurrent Assets Total assets Assets, Total Liabilities and Stockholders' Equity Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts payable Accounts Payable, Current Accrued salaries, wages and benefits Employee-related Liabilities, Current Current maturities of long-term debt Less current maturities of long-term debt Long-term Debt, Current Maturities Income taxes payable Accrued Income Taxes, Current Other current liabilities Other Liabilities, Current Total current liabilities Liabilities, Current, Total Non-current deferred tax liabilities Deferred Tax Liabilities, Noncurrent Long-term debt, net of current portion Long-term debt, excluding current maturities Long-term Debt, Excluding Current Maturities Total liabilities Liabilities, Total Total stockholders' equity Beginning Balance Ending Balance Stockholders' Equity Attributable to Parent, Total Total liabilities and stockholders' equity Liabilities and Equity, Total Less - allowance for doubtful accounts Balance at Beginning of Year Balance at End of Year Allowance for Doubtful Accounts Receivable, Current Consolidated Statements of Changes in Stockholders' Equity [Abstract] Statement, Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock Common Stock [Member] Additional paid in capital Additional Paid In Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Income Accumulated Other Comprehensive Income [Member] Beginning Balance, Shares Ending Balance, Shares Balance Shares issued for options, Shares Number of Options, Exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Stock option expense Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Restricted stock compensation expense, shares Stock Issued During Period, Shares, Restricted Stock Award, Gross Consolidated Statements of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Amortization of debt issue costs Amortization of Financing Costs Compensation expense from issuance of restricted stock and incentive stock options Share-based Compensation Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Accounts payable Increase (Decrease) in Accounts Payable Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Acquisition of property, plant and equipment Payments to Acquire Property, Plant, and Equipment Cash lost in deconsolidation of Eltmann Deconsolidation Cash Gain or Loss Amount Investing Activities Cash lost on deconsolidation of Eltmann subsidiary. Proceeds from disposals of property, plant and equipment Proceeds from Sale of Property, Plant, and Equipment Net cash used by investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds (repayment) of short-term debt, net Proceeds from (Repayments of) Short-term Debt Proceeds from long-term debt, net Proceeds from Issuance of Long-term Debt Proceeds from issuance of stock and exercise of stock options Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options Debt issue costs paid Payments of Debt Issuance Costs Net cash provided by (used by) financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash flows Effect of Exchange Rate on Cash and Cash Equivalents Net change in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash Cash and cash equivalents at beginning of year Cash and cash equivalents at end of year Cash and Cash Equivalents, at Carrying Value, Beginning Balance Quarterly Results of Operations (Unaudited) [Abstract] Quarterly Results of Operations (Unaudited) Quarterly Financial Information [Text Block] Accounts Receivable and Sales Concentrations/Long Term Note Receivable [Abstract] Inventories [Abstract] Inventories Inventory Disclosure [Text Block] Reconciliation of Net Income Per Share [Abstract] Reconciliation of Net Income Per Share Earnings Per Share [Text Block] Segment Information [Abstract] Segment Information Segment Reporting Disclosure [Text Block] Employee Benefit Plans [Abstract] Employee Benefit Plans Pension and Other Postretirement Benefits Disclosure [Text Block] Debt [Abstract] Debt Debt Disclosure [Text Block] Goodwill, Net / Intangible Assets, Net [Abstract] Goodwill, net Goodwill Disclosure [Text Block] Intangible Assets, Net Intangible Assets Disclosure [Text Block] Stock Based Compensation [Abstract] Stock Based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Income Taxes [Abstract] Income Taxes Income Tax Disclosure [Text Block] Commitments and Contingencies [Abstract] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Fair Value of Financial Instruments [Abstract] Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Summary of the effects of deconsolidation of Eltmann Summary of Effects of Deconsolidation [Table Text Block] Summary of effects of deconsolidation. Summary of Inventories Schedule of Inventory, Current [Table Text Block] Segment Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Summary of long-term debt and short-term debt Schedule of Debt [Table Text Block] Changes in the carrying amount of goodwill Schedule of Goodwill [Table Text Block] Reconciliation of option activity Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] Summary of the effects of deconsolidation of Eltmann Summary of Effects of Deconsolidation [Abstract] Summary of effects of deconsolidation. Accounts receivable Deconsolidation Effect Reduction of Assets Accounts Receivable Net Current Deconsolidation effect reduction of assets accounts receivable net current. Inventory Deconsolidation Effect Reduction of Assets Inventory Net Deconsolidation effect reduction of assets inventory net. Other assets Deconsolidation Effect Reduction of Assets Other Assets Current Deconsolidation effect reduction of assets other assets current. Net Reduction in Property, Plant and Equipment Property, plant and equipment Deconsolidation Effect Reduction of Assets Property Plant and Equipment Net Deconsolidation effect reduction of assets property plant and equipment net. Reduction of total assets Deconsolidation Effect Reduction of Assets Deconsolidation effect reduction of assets. Accounts payable Deconsolidation Effect Reduction of Liabilities Accounts Payable Current Deconsolidation effect reduction of liabilities accounts payable current. Accrued salaries Deconsolidation Effect Reduction of Liabilities Employee Related Liabilities Current Deconsolidation effect reduction of liabilities employee related liabilities current. Accrued pension Deconsolidation Effect Reduction of Liabilities Accrued Pension Deconsolidation effect reduction of liabilities accrued pension. Accumulated other comprehensive income Deconsolidation Effect Reduction in Accumulated Other Comprehensive Income Loss Net of Tax Deconsolidation effect reduction in accumulated other comprehensive income loss net of tax. Reduction of total liabilities and stockholders' equity Deconsolidation Effect Reduction of Liabilities and Stockholders Equity Deconsolidation effect reduction of liabilities and stockholders equity. Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Accounts, Notes, Loans and Financing Receivable [Line Items] Original face value of tempe fixed asset note Receivable with Imputed Interest, Face Amount Term of notes receivable Term of Notes Receivable Term of notes receivable. Notes receivable, interest rate Receivable with Imputed Interest, Effective Yield (Interest Rate) Monthly principal and interest amount on notes receivables Monthly Principal and Interest Amount on Notes Receivables Monthly principal and interest amount on notes receivables. Term of premium on notes receivable including principal Term of Premium on Notes Receivable Including Principal Term of premium on notes receivable including principal. Balloon payment of notes receivable Balloon Payment of Notes Receivable Balloon payment of notes receivable. Estimated fair value and carrying value of note prior to payment Estimated Fair Value and Carrying Value of Notes Receivables Estimated fair value and carrying value of notes receivables. Long Term Notes Receivable (Textual) [Abstract] Long Term Notes Receivable (Textual) [Abstract] Long term notes receivable. Inventories Inventory, Net [Abstract] Raw materials Inventory, Raw Materials Work in process Inventory, Work in Process Finished goods Inventory, Finished Goods Inventories (Textual) [Abstract] Inventories (Textual) [Abstract] Inventories. Inventory on consignment at customers' location Other Inventory, Materials, Supplies and Merchandise under Consignment Anti dilutive options Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Schedule of Segment Reporting Information, by Segment [Table] Segment Reporting Information [Line Items] Segment Information Segment Reporting Information [Abstract] Segment reporting information. Schedule of Restructuring and Impairment Charges [Table] Restructuring Cost and Reserve [Line Items] Accrued pension liabilities Pension and Other Postretirement Defined Benefit Plans, Liabilities Line of Credit Facility [Table] Line of Credit Facility [Line Items] Summary of long-term debt and short-term debt Long-term Debt, by Current and Noncurrent [Abstract] Borrowings under our $100,000 revolving credit facility bearing interest at a floating rate equal to LIBOR (0.25% at December 31, 2012) plus an applicable margin of 1.50%, expiring October 26, 2017 Long-term debt carrying amount Long-term Line of Credit Total long-term debt Long-term Debt Range [Axis] Range [Domain] Maximum [Member] Maximum [Member] Minimum [Member] Minimum [Member] Schedule of Goodwill [Table] Statement, Business Segments [Axis] Segment [Domain] Metal Bearing Components Segment [Member] Metal Bearing Components Segment [Member] Metal bearing components segment. Goodwill [Line Items] Change in carrying amount of goodwill Goodwill [Roll Forward] Currency translation impacts Goodwill, Translation Adjustments Intangible assets, Net (Textual) [Abstract] Intangible Assets (Textual) [Abstract] Intangible assets. Reconciliation of option activity Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Number of options, Outstanding, Beginning Balance Number of options, Outstanding, Ending Balance Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Per share exercise price Weighted-Average Exercise Price, Outstanding, Beginning Balance Weighted-Average Exercise Price, Outstanding, Ending Balance Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Number of Options, Granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Number of Options, Forfeited or expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Weighted-Average Exercise Price, Forfeited or expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Aggregate Intrinsic Value, Outstanding, Ending Balance Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Number of Options, Options Exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Weighted-Average Exercise Price, Options exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Aggregate Intrinsic Value, Options exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Allocated Share-based Compensation Expense Allocated Share-based Compensation Expense Commitments and Contingencies (Textual) [Abstract] Commitments and Contingencies (Textual) [Abstract] Commitments and contingencies. Schedule of Servicing Liabilities at Fair Value [Table] Transfers and Servicing of Financial Instruments Types of Financial Instruments [Domain] Variable rate long-term debt [Member] Variable Rate Long Term Debt [Member] Variable rate long-term debt. Fixed rate long-term debt [Member] Fixed Rate Long Term Debt [Member] Fixed rate long-term debt. Servicing Liabilities at Fair Value [Line Items] Summary of carrying amounts and fair values of long-term debt Long-term Debt, Unclassified [Abstract] Long-term debt fair value Long-term Debt, Fair Value Accounts, Notes, Loans and Financing Receivable by Receivable Type [Axis] Receivable Type [Domain] Receivable Type [Domain]