Equity-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2011

Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]

Schedule Of Impact Of Stock Options And Restricted Stock Awards On Net Income [Table Text Block]

The impact of stock options (including stock appreciation rights) and restricted stock awards on net income (excluding amounts capitalized) for the three- and six-month periods ended June 30, 2011 and 2010, respectively, was as follows (in thousands):

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2011			2010			2011			2010
Total equity-based compensation	$	8,525		$	8,536		$	15,546		$	15,210
Tax impact(1)	(2,626		)	(2,399		)	(3,887		)	(4,974		)
Reduction in net income, net of tax	$	5,899		$	6,137		$	11,659		$	10,236

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⁽¹⁾  Tax impact is determined at the Company's combined effective tax rate, which includes the income statement line item “Increase in income tax benefit payable to former stockholder” (see Note 8).

Schedule Of Number And Weighted Average Grant Date Fair Value Of Equity Awards Granted [Table Text Block]

The following tables set forth the number and weighted average grant-date fair value of equity awards granted during the three- and six-month periods ended June 30, 2011 and 2010:

	Three Months Ended			Six Months Ended
	June 30,			June 30,
	Number Granted	Weighted Average Grant-Date Fair Value		Number Granted	Weighted Average Grant-Date Fair Value
	(in thousands)			(in thousands)
2011
Stock appreciation rights	270	$	10.30	305	$	10.34
Restricted stock and restricted stock units	245	$	26.52	290	$	26.80
2010
Stock appreciation rights	26	$	16.45	40	$	16.85
Restricted stock and restricted stock units	83	$	38.96	134	$	40.67