CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013		Jun. 30, 2012
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)	$ 883		$ 1,068
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	918		655
Nuclear fuel and other amortization	177		149
Impairment charge	300		0
Unrealized losses (gains) on marked to market energy contracts	68		(270)
Deferred income taxes	535		373
Cost recovery clauses and franchise fees	(157)		73
Benefits associated with differential membership interests- net	(82)		(63)
Allowance for equity funds used during construction	(38)		(31)
Gains on disposal of assets - net	(21)		(67)
Net gain from discontinued operations, net of income taxes	(188)		0
Other - net	42		187
Changes in operating assets and liabilities:
Customer and other receivables	(276)		(145)
Materials, supplies and fossil fuel inventory	(47)		(6)
Other current assets	(50)		(86)
Other assets	(52)		(5)
Accounts payable	224		(12)
Margin cash collateral	33		113
Income taxes	(132)		(3)
Interest and other taxes	201		192
Other current liabilities	(89)		(114)
Other liabilities	1		(80)
Net cash provided by operating activities	2,250		1,928
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures of FPL	(1,465)		(2,146)
Independent power and other investments of NEER	(1,510)		(1,456)
Cash grants under the American Recovery and Reinvestment Act of 2009	170		3
Nuclear fuel purchases	(86)		(157)
Other capital expenditures	(93)		(271)
Change in loan proceeds restricted for construction	207		95
Proceeds from sale or maturity of securities in special use funds	1,782		2,937
Purchases of securities in special use funds	(1,831)		(3,012)
Proceeds from sale or maturity of other securities	125		174
Purchases of other securities	(116)		(203)
Other - net	32		15
Net cash used in investing activities	(2,785)		(4,021)
CASH FLOWS FROM FINANCING ACTIVITIES
Issuances of long-term debt	2,862		2,330
Retirements of long-term debt	(1,425)		(646)
Proceeds from sale of differential membership interests	201		337
Payments to differential membership investors	(37)		(2)
Net change in short-term debt	(370)		170
Issuances of common stock - net	9		372
Repurchase of common stock	0		(19)
Dividends on common stock	(557)		(500)
Other - net	(66)		(31)
Net cash provided by (used in) financing activities	617		2,011
Net increase (decrease) in cash and cash equivalents	82		(82)
Cash and cash equivalents at beginning of period	329		377
Cash and cash equivalents at end of period	411		295
SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Accrued property additions	726		880
Sale of hydropower generation plants through assumption of debt by buyer	700		0
FPL [Member]
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)	679	[1]	592	[1]
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	429		243
Nuclear fuel and other amortization	83		57
Deferred income taxes	353		446
Cost recovery clauses and franchise fees	(157)		73
Allowance for equity funds used during construction	(30)		(22)
Other - net	67		20
Changes in operating assets and liabilities:
Customer and other receivables	(118)		(116)
Materials, supplies and fossil fuel inventory	(26)		(1)
Other current assets	(36)		(60)
Other assets	(12)		(22)
Accounts payable	159		51
Income taxes	61		(75)
Interest and other taxes	191		173
Other current liabilities	(83)		(76)
Other liabilities	(14)		(16)
Net cash provided by operating activities	1,546		1,267
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures of FPL	(1,465)		(2,146)
Nuclear fuel purchases	(41)		(117)
Proceeds from sale or maturity of securities in special use funds	1,354		2,357
Purchases of securities in special use funds	(1,388)		(2,416)
Other - net	10		27
Net cash used in investing activities	(1,530)		(2,295)
CASH FLOWS FROM FINANCING ACTIVITIES
Issuances of long-term debt	498		594
Retirements of long-term debt	(427)		(25)
Net change in short-term debt	241		208
Capital contribution from NEE	0		240
Dividends on common stock	(340)		0
Other - net	2		1
Net cash provided by (used in) financing activities	(26)		1,018
Net increase (decrease) in cash and cash equivalents	(10)		(10)
Cash and cash equivalents at beginning of period	40		36
Cash and cash equivalents at end of period	30		26
SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Accrued property additions	$ 365		$ 430

[1] (a)FPL's comprehensive income is the same as reported net income.