Subsequent Events (Details) (USD $)	3 Months Ended		0 Months Ended	1 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Apr. 18, 2014 Subsequent Event [Member]	Apr. 30, 2014 Subsequent Event [Member] AES Gener S.A. [Member]	May 05, 2014 Subsequent Event [Member] AES Sul [Member]	Apr. 28, 2014 Subsequent Event [Member] AES Sul [Member]	May 05, 2014 Subsequent Event [Member] AES Eletropaulo [Member]	Apr. 28, 2014 Subsequent Event [Member] AES Eletropaulo [Member]
Subsequent Event [Line Items]
Dividends declared on common stock (in dollars per share)	$ 0	$ 0	$ 0.05
Issuance of equity by subsidiary				$ 150,000,000
Subsidiary additional shares, preemptive right period				30 days
Other Receivables					$ 34,000,000	$ 90,000,000	$ 117,000,000	$ 201,000,000