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Stockholders Equity (Tables)

12 Months Ended

Dec. 31, 2017

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,
	2017				2016				2015
Per common share cash dividend declared for the period	$	0.50			$	0.50			$	1.605
Per common share cash dividend paid in the period	0.50				0.50				1.93

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, 2017 through April 25, 2017		$24.375		January 18, 2017		April 11, 2017		April 26, 2017
April 26, 2017 through July 25, 2017		24.375		April 19, 2017		July 11, 2017		July 26, 2017
July 26, 2017 through October 25, 2017		24.375		July 19, 2017		October 11, 2017		October 26, 2017
October 26, 2017 through January 25, 2018		24.375		October 18, 2017		January 11, 2018		January 26, 2018

Schedule of Distributions by Noncontrolling Interests [Table Text Block]

The following table provides information regarding distributions to our noncontrolling interests (in millions except per share and share distribution amounts):

		Year Ended December 31, 2017
		Shares		U.S.$		C$
KML Restricted Voting Shares(a)
Per restricted voting share declared for the period(b)						$0.3821
Per restricted voting share paid in the period				$0.1739		0.2196
Total value of distributions paid in the period				18		23
Cash distributions paid in the period to the public				13		16
Share distributions paid in the period to the public under KML’s DRIP		418,989
KML Series 1 Preferred Shares(c)
Per Series 1 Preferred Share paid in the period				$0.2624		$0.3308
Cash distributions paid in the period to the public				3		4

_______

(a) Represents dividends subsequent to KML’s May 30, 2017 IPO.

(b) The U.S.$ equivalent of the dividends declared is calculated based on the exchange rate on the dividend payment date, therefore, the U.S.$ equivalent of the dividend declared for the fourth quarter of 2017 will be calculated using the exchange rate on February 15, 2018.

The combined U.S.$ equivalent of the dividends declared for the second and third quarters of 2017 was $0.1739.

(c) Represents dividends subsequent to the issuance of KML’s Series 1 Preferred Shares.

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Tabular disclosure of all or some of the information related to dividends declared, but not paid, as of the financial reporting date.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

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