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Summary of Significant Accounting Policies (Details) | 12 Months Ended
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Dec. 31, 2015 USD ($) Customer shares | Dec. 31, 2014 USD ($) shares | Dec. 31, 2013 shares
Summary of Significant Accounting Policies [Abstract] |  |  |  |
Equity ownership in entities included in consolidated financial statements, minimum |  | 50.00% |  |
Allowance for doubtful accounts receivable, pre-tax charge | $ |  | $ 3,514,000 |  |
Inventory reserve | $ |  | 45,000,000 | $ 45,200,000 |
Property, Plant and Equipment [Line Items] |  |  |  |
Valuation allowance | $ | [1] | 440,000 | 353,000 |
Net deferred tax asset | $ |  | $ 51,363,000 | $ 51,475,000 |
Reconciliation of the shares used in calculating basic and dilutive net earnings per common share [Abstract] |  |  |  |
Weighted average common shares outstanding - Basic (in shares) |  | 22,811,862 | 22,899,516 | 22,974,690
Plus incremental shares from assumed conversions [Abstract] |  |  |  |
Dilutive effect of restricted stock and performance shares (in shares) |  | 330,000 | 335,000 | 287,000
Dilutive effect of stock options (in shares) |  | 0 | 5,000 | 8,000
Weighted average common shares outstanding - Diluted (in shares) |  | 23,142,394 | 23,239,925 | 23,270,067
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Minimum product warranty period |  | 90 days |  |
Concentration Risk [Line Items] |  |  |  |
Number of largest individual customers | Customer |  | 5 |  |
Concentration risk, percentage |  | 68.00% | 69.00% | 66.00%
Foreign cash balance | $ |  | $ 16,200,000 | $ 10,700,000 |
Buildings [Member] | Minimum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Estimated useful life |  | 25 years |  |
Buildings [Member] | Maximum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Estimated useful life |  | 33 years 6 months |  |
Building Improvements [Member] | Minimum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Estimated useful life |  | 10 years |  |
Building Improvements [Member] | Maximum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Estimated useful life |  | 25 years |  |
Machinery and Equipment [Member] | Minimum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Estimated useful life |  | 7 years |  |
Machinery and Equipment [Member] | Maximum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Estimated useful life |  | 12 years |  |
Tools, Dies and Auxiliary Equipment [Member] | Minimum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Estimated useful life |  | 3 years |  |
Tools, Dies and Auxiliary Equipment [Member] | Maximum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Estimated useful life |  | 8 years |  |
Furniture and Fixtures [Member] | Minimum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Estimated useful life |  | 3 years |  |
Furniture and Fixtures [Member] | Maximum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Estimated useful life |  | 12 years |  |
NAPA Auto Parts [Member] |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Concentration risk, percentage |  | 19.00% |  |
Benchmark percentage to consider customer as major customer |  | 19.00% |  |
Advance Auto Parts, Inc. [Member] |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Concentration risk, percentage |  | 17.00% |  |
Benchmark percentage to consider customer as major customer |  | 17.00% |  |
O' Reilly Automotive, Inc. [Member] |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Concentration risk, percentage |  | 19.00% |  |
Benchmark percentage to consider customer as major customer |  | 19.00% |  |
AutoZone, Inc [Member] |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Concentration risk, percentage |  | 11.00% |  |
Benchmark percentage to consider customer as major customer |  | 11.00% |  |
Stock Options [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Antidilutive securities excluded from computation of earnings per share (in shares) |  | 0 | 4,000 | 8,000
Restricted and Performance Shares [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |  |
Antidilutive securities excluded from computation of earnings per share (in shares) |  | 307,000 | 276,000 | 203,000
[1] | Current net deferred tax assets are $40.6 million and $36.6 million for 2015 and 2014, respectively. Non-current net deferred tax assets are $10.7 million and $14.9 million for 2015 and 2014, respectively. The tax valuation allowance was allocated to long term deferred tax assets in the amounts of $0.4 million in both 2015 and 2014. None of the valuation allowance was allocated to current deferred tax assets in 2015 and 2014.

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