CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
PROPERTY, PLANT AND EQUIPMENT
Total property, plant and equipment - net	$ 47,693	$ 42,490
CURRENT ASSETS
Customer receivables, allowances	14	11
OTHER ASSETS
Securitized storm-recovery costs	462	517
CAPITALIZATION
Long-term debt	22,714	20,810
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	800,000,000	800,000,000
Common Stock, Shares, Outstanding	423,000,000	416,000,000
Related to VIEs [Member]
PROPERTY, PLANT AND EQUIPMENT
Total property, plant and equipment - net	3,900	3,063
OTHER ASSETS
Securitized storm-recovery costs	284	317
CAPITALIZATION
Long-term debt	1,301	1,364
FLORIDA POWER & LIGHT COMPANY
CURRENT ASSETS
Customer receivables, allowances	10	8
OTHER ASSETS
Securitized storm-recovery costs	462	517
CAPITALIZATION
Long-term debt	7,632	7,483
Common Stock, No Par Value	$ 0	$ 0
Common Stock, Shares Authorized	1,000	1,000
Common Stock, Shares, Outstanding	1,000	1,000
Common Stock, Shares, Issued	1,000	1,000
FLORIDA POWER & LIGHT COMPANY | Related to VIEs [Member]
OTHER ASSETS
Securitized storm-recovery costs	284	317
CAPITALIZATION
Long-term debt	$ 386	$ 437