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Long-term Incentive Plan (Details) (USD $) In Millions, except Share data, unless otherwise specified	0 Months Ended	3 Months Ended
	Mar. 22, 2013	Mar. 31, 2013	Mar. 21, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Issued During Period, Shares, Restricted Stock Award, Gross	282,000
Trading Days		20 days
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant			75,000
Common Stock Vesting Period		4 years
Omnibus Stock Incentive Plans, 2007 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense		0.4

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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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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