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Stock Based Compensation and Other Incentive Compensation (Tables)

12 Months Ended

Dec. 31, 2020

Share-based Payment Arrangement [Abstract]

Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

The following table summarizes activity relating to our RSUs:

									Weighted-Average
			Number of						Grant Date Fair
			Shares/Units						Value per Share/Unit
			(in millions, except per share data)
Outstanding at January 1, 2018			2.5						$	18.35
Granted			1.7						14.57
Vested			(0.4)						24.16
Canceled			(0.3)						15.84
Outstanding at December 31, 2018			3.5						$	16.00
Granted			1.0						15.78
Vested			(0.7)						15.53
Canceled			(0.7)						16.05
Outstanding at December 31, 2019			3.1						$	16.03
Granted			3.2						5.08
Vested			(0.8)						18.22
Canceled			(0.6)						10.33
Outstanding at December 31, 2020			4.9						$	9.20

Share-based Payment Arrangement, Performance Shares, Outstanding Activity [Table Text Block]

The following table summarizes activity relating to our performance shares:

									Weighted Average
			Number of						Grant Date Fair
			Shares						Value per Share
EBITDA Awards			(in millions, except per share data)
Outstanding at January 1, 2018			0.6						$	33.91
Granted			—						—
Vested			(0.1)						37.67
Canceled			—						—
Outstanding at December 31, 2018			0.5						$	34.49
Granted			—						—
Vested			(0.4)						31.21
Canceled			—						—
Outstanding at December 31, 2019			0.1						$	39.09
Granted			—						—
Vested			(0.1)						39.09
Canceled			—						—
Outstanding at December 31, 2020			—						$	—
TSR Awards
Outstanding at January 1, 2018			0.6						$	20.93
Granted			0.3						13.91
Vested			(0.1)						31.21
Canceled			—						—
Outstanding at December 31, 2018			0.8						$	16.25
Granted			0.3						24.36
Vested			(0.2)						17.54
Canceled			(0.1)						20.49
Outstanding at December 31, 2019			0.8						$	20.13
Granted			—						—
Vested			(0.2)						24.63
Canceled			—						—
Outstanding at December 31, 2020			0.6						$	18.86
Free Cash Flow Awards
Outstanding at January 1, 2018			—						$	—
Granted			0.3						14.28
Vested			—						—
Canceled			—						—
Outstanding at December 31, 2018			0.3						$	14.28
Granted			—						—
Vested			—						—
Canceled			—						—
Outstanding at December 31, 2019			0.3						$	14.28
Granted			0.9						5.18
Vested			—						—
Canceled			—						—
Outstanding at December 31, 2020			1.2						$	7.50

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- Definition

Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

+ References

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- Definition

Tabular disclosure of the number and weighted-average grant date fair value for outstanding performance shares.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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