Subsequent Events	3 Months Ended
Mar. 31, 2014
Subsequent Events [Abstract]
SUBSEQUENT EVENTS	SUBSEQUENT EVENTS Guacolda—On April 11, 2014, AES Gener undertook a series of transactions, pursuant to which AES Gener acquired the interests it did not previously own in Guacolda, an equity method investment of AES Gener, and simultaneously sold the ownership interest to Global Infrastructure Partners ("GIP"). The transaction provided GIP with substantive participating rights in Guacolda, and, as a result, the Company will continue to account for its investment in Guacolda using the equity method of accounting. Dividend—On April 18, 2014, the Company's Board of Directors declared a quarterly common stock dividend of $0.05 per outstanding common share payable on May 15, 2014, to the shareholders of record at the close of business on May 1, 2014. Gener Capital Increase—During April 2014, AES Gener S.A. initiated an equity capital increase of $150 million to finance its equity contribution to the Alto Maipo hydroelectric power project. As part of the capital increase, Gener is offering additional shares to its existing shareholders, who have a 30-day preemptive right period to subscribe to these additional shares. The Company plans to subscribe its allocated portion of these equity shares and does not expect its ownership percentage in Gener to change as a result of this transaction. Brazil—On April 2, 2014, the Brazilian government issued Decree 8,221/2014, authorizing CCEE - Electricity Trading Chamber, which is an independent entity in the Brazilian electricity market, to obtain funds by issuing bonds, the proceeds from which will be provided to distribution companies to cover in part, or in total, the higher costs of energy purchased due to involuntary exposure in the spot market and thermoelectric dispatches. CCEE will be responsible for managing the transfer of funds to the distribution companies. ANEEL’s responsibilities will be to approve the amounts to be transferred to the distribution companies on a monthly basis during 2014. On April 22, 2014, ANEEL set forth the amounts to be transferred to AES Sul and AES Eletropaulo related to February 2014 in the amount of $90 million and $201 million, respectively, which was deposited in their corresponding guarantee accounts on April, 28th, 2014. On May 5, 2014, ANEEL set forth the amounts to be transferred to AES Sul and AES Eletropaulo related to March 2014 in the amount of $34 million and $117 million, respectively, which are expected to be deposited in their corresponding guarantee accounts during the first half of May 2014.

SUBSEQUENT EVENTS

Guacolda—On April 11, 2014, AES Gener undertook a series of transactions, pursuant to which AES Gener acquired the interests it did not previously own in Guacolda, an equity method investment of AES Gener, and simultaneously sold the ownership interest to Global Infrastructure Partners ("GIP"). The transaction provided GIP with substantive participating rights in Guacolda, and, as a result, the Company will continue to account for its investment in Guacolda using the equity method of accounting.

Dividend—On April 18, 2014, the Company's Board of Directors declared a quarterly common stock dividend of $0.05 per outstanding common share payable on May 15, 2014, to the shareholders of record at the close of business on May 1, 2014.

Gener Capital Increase—During April 2014, AES Gener S.A. initiated an equity capital increase of $150 million to finance its equity contribution to the Alto Maipo hydroelectric power project. As part of the capital increase, Gener is offering additional shares to its existing shareholders, who have a 30-day preemptive right period to subscribe to these additional shares. The Company plans to subscribe its allocated portion of these equity shares and does not expect its ownership percentage in Gener to change as a result of this transaction.

Brazil—On April 2, 2014, the Brazilian government issued Decree 8,221/2014, authorizing CCEE - Electricity Trading Chamber, which is an independent entity in the Brazilian electricity market, to obtain funds by issuing bonds, the proceeds from which will be provided to distribution companies to cover in part, or in total, the higher costs of energy purchased due to involuntary exposure in the spot market and thermoelectric dispatches. CCEE will be responsible for managing the transfer of funds to the distribution companies. ANEEL’s responsibilities will be to approve the amounts to be transferred to the distribution companies on a monthly basis during 2014. On April 22, 2014, ANEEL set forth the amounts to be transferred to AES Sul and AES Eletropaulo related to February 2014 in the amount of $90 million and $201 million, respectively, which was deposited in their corresponding guarantee accounts on April, 28th, 2014. On May 5, 2014, ANEEL set forth the amounts to be transferred to AES Sul and AES Eletropaulo related to March 2014 in the amount of $34 million and $117 million, respectively, which are expected to be deposited in their corresponding guarantee accounts during the first half of May 2014.