v2.4.0.8

Debt (Details) (USD $) In Millions, except Per Share data, unless otherwise specified |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 Months Ended |  |
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Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2014 Kinder Morgan, Inc. [Member] | Dec. 31, 2013 Kinder Morgan, Inc. [Member] | Mar. 31, 2014 Kinder Morgan, Inc. [Member] Senior secured term loan facility, variable, due May 24, 2015 [Member] | Dec. 31, 2013 Kinder Morgan, Inc. [Member] Senior secured term loan facility, variable, due May 24, 2015 [Member] | Mar. 31, 2014 Kinder Morgan, Inc. [Member] Senior notes and debentures, 5.00% through 7.45% [Member] | Dec. 31, 2013 Kinder Morgan, Inc. [Member] Senior notes and debentures, 5.00% through 7.45% [Member] | Mar. 31, 2014 Kinder Morgan, Inc. [Member] KMI Other Miscellaneous Subsidiary Debt [Member] | Dec. 31, 2013 Kinder Morgan, Inc. [Member] KMI Other Miscellaneous Subsidiary Debt [Member] | Mar. 31, 2014 Kinder Morgan, Inc. [Member] Revolving Credit Facility [Member] KMI Credit Facility [Member] | Dec. 31, 2013 Kinder Morgan, Inc. [Member] Revolving Credit Facility [Member] KMI Credit Facility [Member] | Mar. 31, 2014 Kinder Morgan Finance Company, LLC [Member] KMI 5.70% through 6.40% series, due 2016 through 2036 [Member] | Dec. 31, 2013 Kinder Morgan Finance Company, LLC [Member] KMI 5.70% through 6.40% series, due 2016 through 2036 [Member] | Mar. 31, 2014 El Paso LLC [Member] KMI Senior notes and debentures, 6.50% through 8.25%, due 2014 through 2037 [Member] [Member] | Dec. 31, 2013 El Paso LLC [Member] KMI Senior notes and debentures, 6.50% through 8.25%, due 2014 through 2037 [Member] [Member] | Mar. 31, 2014 EPC Building LLC [Member] KMI Promissory note 3.967%, due 2014 through 2035 [Member] [Member] | Mar. 31, 2014 Capital Trust I [Member] KMI EP Capital Trust I, due 2028 [Member] | Dec. 31, 2013 Capital Trust I [Member] KMI EP Capital Trust I, due 2028 [Member] | Mar. 31, 2014 Kinder Morgan G.P., Inc. [Member] KMI $1,000 Liquidation Value Series A Fixed-to-Floating Rate Term Cumulative Preferred Stock [Member] | Dec. 31, 2013 Kinder Morgan G.P., Inc. [Member] KMI $1,000 Liquidation Value Series A Fixed-to-Floating Rate Term Cumulative Preferred Stock [Member] | Mar. 31, 2014 Kinder Morgan Energy Partners, L.P. [Member] | Dec. 31, 2013 Kinder Morgan Energy Partners, L.P. [Member] | Mar. 31, 2014 Kinder Morgan Energy Partners, L.P. [Member] KMP Senior notes, 2.65% through 9.00%, due 2014 through 2044 [Member] | Dec. 31, 2013 Kinder Morgan Energy Partners, L.P. [Member] KMP Senior notes, 2.65% through 9.00%, due 2014 through 2044 [Member] | Mar. 31, 2014 Kinder Morgan Energy Partners, L.P. [Member] KMP Other Miscellaneous Subsidiary Debt [Member] | Dec. 31, 2013 Kinder Morgan Energy Partners, L.P. [Member] KMP Other Miscellaneous Subsidiary Debt [Member] | Mar. 31, 2014 Kinder Morgan Energy Partners, L.P. [Member] Commercial Paper [Member] | Dec. 31, 2013 Kinder Morgan Energy Partners, L.P. [Member] Commercial Paper [Member] | Mar. 31, 2014 TGP [Member] KMP Senior notes, 7.00% through 8.375%, due 2016 through 2037 [Member] | Dec. 31, 2013 TGP [Member] KMP Senior notes, 7.00% through 8.375%, due 2016 through 2037 [Member] | Mar. 31, 2014 EPNG [Member] KMP 5.95% through 8.625%, due 2017 through 2032 [Member] | Dec. 31, 2013 EPNG [Member] KMP 5.95% through 8.625%, due 2017 through 2032 [Member] | Mar. 31, 2014 Copano Energy LLC [Member] KMP 7.125% Senior Notes due April 1, 2021 (Copano) [Member] | Dec. 31, 2013 Copano Energy LLC [Member] KMP 7.125% Senior Notes due April 1, 2021 (Copano) [Member] | Mar. 31, 2014 El Paso Pipeline Partners Operating Company, L.L.C. [Member] | Dec. 31, 2013 El Paso Pipeline Partners Operating Company, L.L.C. [Member] | Mar. 31, 2014 El Paso Pipeline Partners Operating Company, L.L.C. [Member] EPB Notes, 4.10% through 7.50%, due 2015 through 2042 [Member] [Member] | Dec. 31, 2013 El Paso Pipeline Partners Operating Company, L.L.C. [Member] EPB Notes, 4.10% through 7.50%, due 2015 through 2042 [Member] [Member] | Mar. 31, 2014 Colorado Interstate Gas Company, L.L.C. [Member] EPB Notes, 5.95% through 6.85%, due 2015 through 2037 [Member] | Dec. 31, 2013 Colorado Interstate Gas Company, L.L.C. [Member] EPB Notes, 5.95% through 6.85%, due 2015 through 2037 [Member] | Mar. 31, 2014 Southern LNG Company, L.L.C.(SLNG) [Member] EPB Senior notes, 9.50% and 9.75%, due 2014 and 2016 [Member] | Dec. 31, 2013 Southern LNG Company, L.L.C.(SLNG) [Member] EPB Senior notes, 9.50% and 9.75%, due 2014 and 2016 [Member] | Mar. 31, 2014 Southern LNG Company, L.L.C.(SLNG) [Member] EPB Senior notes, 9.50%, due 2014 [Member] | Mar. 31, 2014 SNG [Member] EPB Notes, 4.40% through 8.00%, due 2017 through 2032 [Member] | Dec. 31, 2013 SNG [Member] EPB Notes, 4.40% through 8.00%, due 2017 through 2032 [Member] | Mar. 31, 2014 El Paso Pipeline Partners, L.P. [Member] | Dec. 31, 2013 El Paso Pipeline Partners, L.P. [Member] | Mar. 31, 2014 El Paso Pipeline Partners, L.P. [Member] EPB Other Financial Obligations [Member] [Member] | Dec. 31, 2013 El Paso Pipeline Partners, L.P. [Member] EPB Other Financial Obligations [Member] [Member] | Mar. 31, 2014 Kinder Morgan Energy Partners, L.P. and El Paso Pipeline Partners, L.P. [Member] | Dec. 31, 2013 Kinder Morgan Energy Partners, L.P. and El Paso Pipeline Partners, L.P. [Member] | Mar. 31, 2014 Low [Member] Kinder Morgan, Inc. [Member] Senior notes and debentures, 5.00% through 7.45% [Member] | Mar. 31, 2014 Low [Member] Kinder Morgan Finance Company, LLC [Member] KMI 5.70% through 6.40% series, due 2016 through 2036 [Member] | Mar. 31, 2014 Low [Member] El Paso LLC [Member] KMI Senior notes and debentures, 6.50% through 8.25%, due 2014 through 2037 [Member] [Member] | Mar. 31, 2014 Low [Member] Kinder Morgan Energy Partners, L.P. [Member] KMP Senior notes, 2.65% through 9.00%, due 2014 through 2044 [Member] | Mar. 31, 2014 Low [Member] TGP [Member] KMP Senior notes, 7.00% through 8.375%, due 2016 through 2037 [Member] | Mar. 31, 2014 Low [Member] EPNG [Member] KMP 5.95% through 8.625%, due 2017 through 2032 [Member] | Mar. 31, 2014 Low [Member] El Paso Pipeline Partners Operating Company, L.L.C. [Member] EPB Notes, 4.10% through 7.50%, due 2015 through 2042 [Member] [Member] | Mar. 31, 2014 Low [Member] Colorado Interstate Gas Company, L.L.C. [Member] EPB Notes, 5.95% through 6.85%, due 2015 through 2037 [Member] | Mar. 31, 2014 Low [Member] Southern LNG Company, L.L.C.(SLNG) [Member] EPB Senior notes, 9.50% and 9.75%, due 2014 and 2016 [Member] | Mar. 31, 2014 Low [Member] SNG [Member] EPB Notes, 4.40% through 8.00%, due 2017 through 2032 [Member] | Mar. 31, 2014 High [Member] Kinder Morgan, Inc. [Member] Senior notes and debentures, 5.00% through 7.45% [Member] | Mar. 31, 2014 High [Member] Kinder Morgan Finance Company, LLC [Member] KMI 5.70% through 6.40% series, due 2016 through 2036 [Member] | Mar. 31, 2014 High [Member] El Paso LLC [Member] KMI Senior notes and debentures, 6.50% through 8.25%, due 2014 through 2037 [Member] [Member] | Mar. 31, 2014 High [Member] Kinder Morgan Energy Partners, L.P. [Member] KMP Senior notes, 2.65% through 9.00%, due 2014 through 2044 [Member] | Mar. 31, 2014 High [Member] TGP [Member] KMP Senior notes, 7.00% through 8.375%, due 2016 through 2037 [Member] | Mar. 31, 2014 High [Member] EPNG [Member] KMP 5.95% through 8.625%, due 2017 through 2032 [Member] | Mar. 31, 2014 High [Member] El Paso Pipeline Partners Operating Company, L.L.C. [Member] EPB Notes, 4.10% through 7.50%, due 2015 through 2042 [Member] [Member] | Mar. 31, 2014 High [Member] Colorado Interstate Gas Company, L.L.C. [Member] EPB Notes, 5.95% through 6.85%, due 2015 through 2037 [Member] | Mar. 31, 2014 High [Member] Southern LNG Company, L.L.C.(SLNG) [Member] EPB Senior notes, 9.50% and 9.75%, due 2014 and 2016 [Member] | Mar. 31, 2014 High [Member] SNG [Member] EPB Notes, 4.40% through 8.00%, due 2017 through 2032 [Member] | Mar. 31, 2014 LIBOR [Member] El Paso Pipeline Partners Operating Company, L.L.C. [Member] Revolving Credit Facility [Member] EPB credit facility due May 27, 2016 [Member] | Mar. 31, 2014 Promissory note [Member] EPC Building LLC [Member] KMI Promissory note 3.967%, due 2014 through 2035 [Member] [Member] | Dec. 31, 2013 Promissory note [Member] EPC Building LLC [Member] KMI Promissory note 3.967%, due 2014 through 2035 [Member] [Member]
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  | $ 1,528 | $ 1,528 | $ 1,815 | $ 1,815 |  |  |  |  | $ 1,636 | $ 1,636 | $ 3,830 | $ 3,830 |  | $ 280 | $ 280 |  |  |  |  | $ 17,100 | $ 15,600 |  |  |  |  | $ 1,790 | $ 1,790 | $ 1,115 | $ 1,115 | $ 332 | $ 332 |  |  | $ 2,260 | $ 2,260 | $ 475 | $ 475 | $ 64 | $ 135 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Amount Outstanding |  |  | 410 | 175 |  |  |  |  |  |  | 410 |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,211 | 1,211 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 459 | 461
Preferred Stock, Value, Issued | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100 | 100 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other Long-term Debt |  |  |  |  |  |  |  |  | 138 | 221 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 97 | 98 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 183 | 175 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term Debt |  |  | 10,096 | 9,946 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20,853 | 19,914 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,193 | 4,256 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term Debt, Current Maturities |  |  | (1,128) | (725) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (1,243) | (1,504) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (41) | (77) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long-term-debt, Excluding Current Maturities, Includeing Preferred Interest |  |  | 8,968 | 9,221 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial Paper |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 419 | 979 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total long-term debt | 34,799 | 33,887 | 9,068 | 9,321 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 19,610 | 18,410 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4,152 | 4,179 |  |  | 23,762 | 22,589 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt, Weighted Average Interest Rate |  |  |  |  |  |  |  |  |  |  | 2.66% | 2.67% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.26% | 0.28% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.967% | 4.75% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7.125% |  |  |  |  |  |  |  |  |  | 9.50% |  |  |  |  |  |  |  |  | 5.00% | 5.70% | 6.50% | 2.65% | 7.00% | 5.95% | 4.10% | 5.95% | 9.50% | 4.40% | 7.45% | 6.40% | 8.25% | 9.00% | 8.375% | 8.625% | 7.50% | 6.85% | 9.75% | 8.00% |  |  |
Liquidation value of note | $ 0.01 | $ 0.01 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,000.00 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Fair Value Adjustments | $ 1,969 | $ 1,977 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (8) | $ (8) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.75% |  |

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- Definition Long-term-debt, Excluding Current Maturities and Preferred Interest + References No definition available. + Details
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- Definition Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a)(3)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13(2)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Subparagraph a(3) -Article 5 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 13 -Subparagraph 2 -Article 9 + Details
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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 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- 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 -Article 5 + Details
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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 -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 22 -Article 5 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. 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 -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Article 5 + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). 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 -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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