Equity-Based Compensation (Details 2) (USD $)	3 Months Ended
Mar. 31, 2013	Apr. 01, 2012
Summary of status of stock options
Outstanding, Options at beginning of year	392,550	728,050
Outstanding, Weighted Average Exercise Price at beginning of year	$ 10.91	$ 10.24
Exercised, Options	(45,800)	(79,122)
Exercised, Weighted Average Exercise Price	$ 8.41	$ 8.57
Expired, Options	(15,400)	(11,000)
Expired, Weighted Average Exercise Price	$ 7.75	$ 16.22
Forfeited, Options	(1,000)	(9,650)
Forfeited, Weighted Average Exercise Price	$ 9.78	$ 9.52
Outstanding, Options at end of period	330,350	628,278
Outstanding, Weighted Average Exercise Price at end of period	$ 11.40	$ 10.36
Exercisable, Options at end of period	330,350	628,278
Exercisable, Weighted Average Exercise Price at end of period	$ 11.40	$ 10.36

Stock issued during period shares stock options exercised gross.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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- Definition

Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

+ References

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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

+ References

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- Definition

The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

+ References

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ References

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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

+ References

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- Definition

Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

+ References

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

+ References

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