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No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

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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 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

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12317-112629

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12355-112629

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- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

No definition available.

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585

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Debt - Non-Recourse Debt Narrative (Details)	1 Months Ended	3 Months Ended		9 Months Ended
Debt - Non-Recourse Debt Narrative (Details)	Feb. 28, 2017 USD ($)	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)
Debt Instrument [Line Items]
Debt defaults at risk of causing cross default		0		0
Loss on extinguishment of debt		$ (49,000,000)	$ (16,000,000)	$ (44,000,000)	$ (12,000,000)
Proceeds from Issuance of Debt	$ 75,000,000
AES Southland [Domain]
Debt Instrument [Line Items]
Issued new debt						$ 2,000,000,000
Senior Notes [Member] \| AES Southland [Domain]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Stated Percentage		4.50%		4.50%
Nonrecourse Debt [Member]
Debt Instrument [Line Items]
Loss on extinguishment of debt				$ 44,000,000
Issued new debt		$ 2,975,000,000		2,975,000,000
Repayments of Long-term Debt				(1,947,000,000)
Nonrecourse Debt [Member] \| IPALCO Enterprises, Inc. [Member]
Debt Instrument [Line Items]
Loss on extinguishment of debt				9,000,000
Issued new debt		532,000,000		532,000,000
Repayments of Long-term Debt				(480,000,000)
Nonrecourse Debt [Member] \| Eletropaulo [Domain]
Debt Instrument [Line Items]
Loss on extinguishment of debt				0
Issued new debt		189,000,000		189,000,000
Repayments of Long-term Debt				(147,000,000)
Nonrecourse Debt [Member] \| MCAC - Generation [Member]
Debt Instrument [Line Items]
Loss on extinguishment of debt				0
Issued new debt		220,000,000		220,000,000
Repayments of Long-term Debt				0
Nonrecourse Debt [Member] \| AES Southland [Domain]
Debt Instrument [Line Items]
Loss on extinguishment of debt				0
Issued new debt		360,000,000		360,000,000
Repayments of Long-term Debt				0
Nonrecourse Debt [Member] \| AES Tiete [Domain]
Debt Instrument [Line Items]
Loss on extinguishment of debt				5,000,000
Issued new debt		585,000,000		585,000,000
Repayments of Long-term Debt				(293,000,000)
Nonrecourse Debt [Member] \| Andes - Generation [Member]
Debt Instrument [Line Items]
Loss on extinguishment of debt				65,000,000
Issued new debt		307,000,000		307,000,000
Repayments of Long-term Debt				(181,000,000)
Nonrecourse Debt [Member] \| Los Mina [Member]
Debt Instrument [Line Items]
Loss on extinguishment of debt				4,000,000
Issued new debt		278,000,000		278,000,000
Repayments of Long-term Debt				(259,000,000)
Nonrecourse Debt [Member] \| Other Subsidiaries [Member]
Debt Instrument [Line Items]
Loss on extinguishment of debt				(3,000,000)
Issued new debt		261,000,000		261,000,000
Repayments of Long-term Debt				(509,000,000)
Nonrecourse Debt [Member] \| Gener Subsidiary [Member]
Debt Instrument [Line Items]
Loss on extinguishment of debt				0
Issued new debt		$ 243,000,000		243,000,000
Repayments of Long-term Debt				$ (78,000,000)
Senior Secured Note through 2040 [Member] \| AES Southland [Domain]
Debt Instrument [Line Items]
Issued new debt						1,500,000,000
Senior Secured Term Loan through 2027 [Member] \| AES Southland [Domain]
Debt Instrument [Line Items]
Issued new debt						$ 500,000,000
7.75% Senior Notes Due 2024 [Member] \| Nonrecourse Debt [Member] \| Andes - Generation [Member]
Debt Instrument [Line Items]
Issued new debt							$ 300,000,000