Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2012

Share-based Compensation [Abstract]

Restricted Stock Awards Granted

(Number of restricted stock shares in thousands)	Shares		Weighted- Average Grant Date Fair Value
Time-based	368
Performance-based	129	*
Market-based	65	*
Total Granted	562		$	48.67

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* Assumes target payout