Incentive Based Compensation (Notes)

9 Months Ended

Sep. 30, 2017

Incentive Based Compensation Plans [Abstract]

Incentive Based Compensation [Text Block]

Incentive Based Compensation

Stock options, restricted stock awards and restricted stock units

The following table presents a summary of activity for the first nine months of 2017: 

	Stock Options					Restricted Stock Awards & Units
	Number of Shares			Weighted Average Exercise Price		Awards		Weighted Average Grant Date Fair Value
Outstanding at December 31, 2016	11,915,533				$27.71	6,933,533			$14.44
Granted	799,591		(a)		$15.80	4,062,520			$16.20
Options Exercised/Stock Vested	(8,666	)			$7.22	(2,254,525	)		$17.76
Canceled	(2,298,820	)			$33.32	(946,431	)		$15.16
Outstanding at September 30, 2017	10,407,638				$25.57	7,795,097			$14.31

^(a)    The weighted average grant date fair value of stock option awards granted was $6.07 per share.

Stock-based performance unit awards

 During the first nine months of 2017, we granted 563,631 stock-based performance units to certain officers. The grant date fair value per unit was $17.75.