Stockholders Equity (Tables)

12 Months Ended

Dec. 31, 2018

Stockholders' Equity Note [Abstract]

Schedule of Dividends Payable [Table Text Block]

The following table provides information about our per share dividends:



	Year Ended December 31,
	2018		2017		2016
Per common share cash dividend declared for the period	$	0.80	$	0.50	$	0.50
Per common share cash dividend paid in the period	0.725		0.50		0.50

Schedule of Preferred Stock Dividends [Table Text Block]

The following table provides information regarding our preferred stock dividends:



Period	Total dividend per share for the period	Date of declaration	Date of record	Date of dividend
January 26, 2018 through April 25, 2018	$24.375	January 17, 2018	April 11, 2018	April 26, 2018
April 26, 2018 through July 25, 2018	24.375	April 18, 2018	July 11, 2018	July 26, 2018
July 26, 2018 through October 25, 2018	24.375	July 18, 2018	October 11, 2018	October 26, 2018

noncontrolling interest table [Table Text Block]

The caption “Noncontrolling interests” in our accompanying consolidated balance sheets consists of interests that we do not own in the following subsidiaries (in millions):



	December 31,
	2018		2017
KML(a)	$	514	$	1,163
Others	339		325
	$	853	$	1,488

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(a)	The reduction in the noncontrolling interests associated with KML is primarily attributable to the accrual of the return of capital distribution for the net proceeds from the TMPL Sale paid to KML’s Restricted Voting Shareholders on January 3, 2019 of approximately $0.9 billion.