Debt Instrument, Announced Expected Redemption Amount

No definition available.

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- Definition

Debt Instrument, Percentage of Principal Amount Redeemed

+ References

No definition available.

+ Details

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- Definition

Amount of long-term debt due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

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+ Details

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- Details

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Balance Type:	na
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- Definition

Percentage of principal amount of debt redeemed.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentRepurchaseAmount
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of cash paid for interest during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 2

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+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

Amount borrowed under the credit facility as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Regulation S-X (SX)

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+ Details

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- Definition

The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

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- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

No definition available.

+ Details

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- Definition

Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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-Glossary Financing Activities

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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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-Name Accounting Standards Codification

-Topic 230

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-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

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-Topic 942

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Debt 2013 Changes in Debt (Details) (USD $)	0 Months Ended							3 Months Ended						0 Months Ended					0 Months Ended							0 Months Ended
Debt 2013 Changes in Debt (Details) (USD $)	Aug. 05, 2013	Feb. 28, 2013	Aug. 13, 2012	Mar. 14, 2012	Dec. 31, 2013	Dec. 31, 2012	Feb. 28, 2013 Senior notes due September 1, 2023 [Member]	Dec. 31, 2013 Senior notes due March 1, 2043 [Member]	Aug. 05, 2013 Senior notes due March 1, 2043 [Member]	Feb. 28, 2013 Senior notes due March 1, 2043 [Member]	Aug. 05, 2013 2.65% Senior Notes due February 1, 2019 [Member]	Aug. 05, 2013 4.15% Senior Notes due February 1, 2024 [Member] [Member]	Dec. 31, 2013 KMP 7.125% Senior Notes due April 1, 2021 (Copano) [Member]	Sep. 06, 2013 Copano Energy, LLC [Member] KMP 7.125% Senior Notes due April 1, 2021 (Copano) [Member]	May 03, 2013 Copano Energy, LLC [Member] KMP 7.125% Senior Notes due April 1, 2021 (Copano) [Member]	Sep. 30, 2013 Copano Energy, LLC [Member] KMP 7.125% Senior Notes due April 1, 2021 (Copano) [Member]	Sep. 04, 2013 Copano Energy, LLC [Member] KMP 7.125% Senior Notes due April 1, 2021 (Copano) [Member]	May 01, 2013 Copano Energy, LLC [Member] KMP 7.125% Senior Notes due April 1, 2021 (Copano) [Member]	Jun. 06, 2013 Copano Energy, LLC [Member] 7.75% unsecured senior notes due June 1, 2018 [Member]	Jun. 02, 2013 Copano Energy, LLC [Member] 7.75% unsecured senior notes due June 1, 2018 [Member]	May 01, 2013 Copano Energy, LLC [Member] 7.75% unsecured senior notes due June 1, 2018 [Member]	Mar. 01, 2013 Kinder Morgan Altamont LLC [Member]	May 01, 2013 KMP Acquisiton of Copano Energy LLC [Member] Copano Energy, LLC [Member] 7.75% unsecured senior notes due June 1, 2018 [Member]	Mar. 01, 2013 Revolving Credit Facility [Member] Kinder Morgan Altamont LLC [Member]	May 01, 2013 Revolving Credit Facility [Member] KMP Acquisiton of Copano Energy LLC [Member] Copano Energy, LLC [Member]	Mar. 03, 2013 Kinder Morgan Altimont Credit Facility due August 2, 2014 [Member] Kinder Morgan,Inc. and Kinder Morgan Energy Partners, L.P. [Member]
Debt Instrument [Line Items]
Interest Paid														$ 6,000,000
Payment of Debt															404,000,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt																							249,000,000		404,000,000
Repayments of Lines of Credit																										45,000,000
Repayments of Long-term Debt								500,000,000
Debt Instrument, Interest Rate, Stated Percentage							3.50%		5.00%	5.00%	2.65%	4.15%	7.125%			7.125%		7.125%			7.75%
Senior Notes	1,750,000,000	1,000,000,000	1,250,000,000				600,000,000		300,000,000	400,000,000	800,000,000	650,000,000						510,000,000
Proceeds from Issuance of Senior Long-term Debt	1,724,000,000	991,000,000	1,236,000,000	994,000,000
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed																			103.875%
Debt Instrument, Announced Expected Redemption Amount																	191,000,000			259,000,000
Debt Instrument, Announced Expected Redemption Amount																	178,000,000	191,000,000					259,000,000
Line of Credit Facility, Amount Outstanding					0	0																		90,000,000
Long-term Debt					$ 19,914,000,000	$ 17,062,000,000																$ 0
Debt Instrument, Percentage of Principal Amount To Be Redeemed																	35.00%