CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Millions		Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings [Member]		Total Common Shareholders' Equity Parent [Member]		Noncontrolling Interest [Member]	Florida Power & Light Company		Florida Power & Light Company Common Stock [Member]	Florida Power & Light Company Additional Paid-in Capital [Member]	Florida Power & Light Company Retained Earnings [Member]
Beginning balance (in shares) at Dec. 31, 2020			1,960,000,000
Beginning balance at Dec. 31, 2020		$ 44,929	$ 20	$ 11,222	$ (92)	$ 25,363		$ 36,513		$ 8,416	$ 29,228		$ 1,373	$ 18,236	$ 9,619
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (loss)		1,874				2,369		2,369		(496)	2,586	[1]			2,586
Share-based payment activity (in shares)			3,000,000
Share-based payment activity				70				70
Capital contributions from NEE											1,700			1,700
Dividends on common stock						(2,267)	[2]	(2,267)	[2]						(435)
Total other comprehensive loss, net of tax		(2)			(2)			(2)		0
Other differential membership interests activity										36
Other (in shares)			(1,000,000)
Stockholders' Equity, Other				(33)	0	(1)		(34)		42
Ending balance (in shares) at Sep. 30, 2021			1,962,000,000
Ending balance at Sep. 30, 2021		44,647	$ 20	11,259	(94)	25,464		36,649		7,998	33,079		1,373	19,936	11,770
Beginning balance at Dec. 31, 2020		0
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income (loss)		1
Other differential membership interests activity		78
Ending balance at Sep. 30, 2021		79
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income attributable to NEE - basic		2,369
Beginning balance (in shares) at Jun. 30, 2021			1,962,000,000
Beginning balance at Jun. 30, 2021		45,114	$ 20	11,224	(85)	25,773		36,932		8,182	31,488		1,373	19,272	10,843
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (loss)		304				447		447		(144)	927	[1]			927
Share-based payment activity (in shares)			0
Share-based payment activity				47				47
Capital contributions from NEE														665
Dividends on common stock	[3]					(756)		(756)
Total other comprehensive loss, net of tax		(14)			(9)			(9)		(5)
Other differential membership interests activity										(44)
Other (in shares)			0
Stockholders' Equity, Other				(12)	0	0		(12)		9				(1)	0
Ending balance (in shares) at Sep. 30, 2021			1,962,000,000
Ending balance at Sep. 30, 2021		44,647	$ 20	11,259	(94)	25,464		36,649		7,998	$ 33,079		1,373	19,936	11,770
Beginning balance at Jun. 30, 2021		0
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income (loss)		1
Other differential membership interests activity		78
Ending balance at Sep. 30, 2021		79
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income attributable to NEE - basic		$ 447
Beginning balance (in shares) at Dec. 31, 2021		1,963,000,000	1,963,000,000								1,000
Beginning balance at Dec. 31, 2021		$ 45,424	$ 20	11,271	0	25,911		37,202		8,222	$ 33,594		1,373	19,936	12,285
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (loss)		1,979				2,625		2,625		(653)	2,939	[1]			2,939
Premium on equity units				(127)				(127)
Share-based payment activity (in shares)			2,000,000
Share-based payment activity				122				122
Capital contributions from NEE											$ 3,700			3,700
Dividends on common stock						(2,507)	[4]	(2,507)	[4]						(2,000)
Total other comprehensive loss, net of tax		$ (140)			(114)			(114)		(26)
Stock Issued During Period, Shares, New Issues			22,000,000
Issuances of common stock/equity units - net				1,446				1,446
Disposal of subsidiaries with noncontrolling interests										(147)
Other differential membership interests activity				(15)				(15)		542
Stockholders' Equity, Other				(3)		0		(3)		179				0	(1)
Ending balance (in shares) at Sep. 30, 2022		1,987,000,000	1,987,000,000								1,000
Ending balance at Sep. 30, 2022		$ 46,746	$ 20	12,694	(114)	26,029		38,629		8,117	$ 38,232		1,373	23,636	13,223
Beginning balance at Dec. 31, 2021		245
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income (loss)		7
Other differential membership interests activity		(251)
Other		(1)
Ending balance at Sep. 30, 2022		0
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income attributable to NEE - basic		2,625
Beginning balance (in shares) at Jun. 30, 2022			1,965,000,000
Beginning balance at Jun. 30, 2022		44,554	$ 20	11,309	(59)	25,169		36,439		8,115	34,958		1,373	21,436	12,149
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (loss)		1,559				1,696		1,696		(138)	$ 1,074	[1]			1,074
Premium on equity units				(127)				(127)
Share-based payment activity				80				80
Capital contributions from NEE														2,200
Dividends on common stock						(836)		(836)
Total other comprehensive loss, net of tax		$ (78)			(55)			(55)		(23)
Stock Issued During Period, Shares, New Issues			22,000,000
Issuances of common stock/equity units - net				1,446				1,446
Disposal of subsidiaries with noncontrolling interests										(147)
Other differential membership interests activity				(13)				(13)		252
Stockholders' Equity, Other				(1)		0		(1)		58
Ending balance (in shares) at Sep. 30, 2022		1,987,000,000	1,987,000,000								1,000
Ending balance at Sep. 30, 2022		$ 46,746	$ 20	$ 12,694	$ (114)	$ 26,029		$ 38,629		$ 8,117	$ 38,232		$ 1,373	$ 23,636	$ 13,223
Beginning balance at Jun. 30, 2022		53
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income (loss)		1
Other differential membership interests activity		(54)
Ending balance at Sep. 30, 2022		0
Increase (Decrease) in Temporary Equity [Roll Forward]
Net income attributable to NEE - basic		$ 1,696

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

[2] Dividends per share were $0.385 for each of the quarterly periods in 2021.

[3] Dividends per share were $0.385 for the three months ended September 30, 2021.

[4] Dividends per share were $0.425 for each of the quarterly periods in 2022