Equity Based Compensation (Tables)

12 Months Ended

Dec. 31, 2011

Equity Based Compensation [Abstract]

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]

	Stock Options
		Weighted-Average Exercise Price		Aggregate Intrinsic Value (in millions)		Performance Contingent Units
	Options	Weighted-Average Exercise Price		Aggregate Intrinsic Value (in millions)		Performance Contingent Units
Outstanding January 1, 2009	2,787,184	$	40.84				383,119
Granted	743,145	$	32.20				309,063
Exercised / Lapsed	(226,264)	$	26.77				(123,782)
Forfeited	(103,426)	$	36.71				(12,184)
Outstanding December 31, 2009	3,200,639	$	39.96				556,216
Granted	535,867	$	47.10				253,342
Exercised / Lapsed	(314,815)	$	30.80				(93,597)
Forfeited	(39,375)	$	43.20				(14,419)
Outstanding December 31, 2010	3,382,316	$	41.91				701,542
Granted	503,259	$	59.74				222,580
Exercised / Lapsed	(736,452)	$	35.26				(146,638)
Forfeited	(42,243)	$	45.50				(21,818)
Outstanding December 31, 2011	3,106,880	$	46.30	$	18.5		755,666
Options exercisable	1,897,366	$	45.64	$	12.5

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]

		Options Outstanding				Options Exercisable
Range of Exercise Prices		Outstanding as of 12/31/2011	Weighted-Average Remaining Contractual Life	Weighted-Average Exercise Price		Exercisable as of 12/31/2011	Weighted-Average Exercise Price



$25.00 - $34.99		896,316	5.5	$	30.96	541,600	$	30.14
$35.00 - $44.99		150,174	2.0	$	39.61	150,174	$	39.61
$45.00 - $54.99		921,343	6.0	$	47.26	535,329	$	47.38
$55.00 +		1,139,047	7.1	$	58.47	670,263	$	58.13
	Totals	3,106,880	6.1	$	46.30	1,897,366	$	45.64

- Definition

Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate.

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- Definition

Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

+ References+ Details