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Stock Based Compensation (Details) (USD $)	3 Months Ended
Stock Based Compensation (Details) (USD $)	Jun. 30, 2012	Mar. 30, 2012
Stock-based compensation (Textual) [Abstract]
Company granted shares of restricted stock to employees	103,500
Grant date fair value of the restricted stock awards	$ 23.55	$ 0.00

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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- Definition

Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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