Related Party Transactions (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Schedule of Investments [Line Items]
Other	$ 8,652		$ 8,652		$ 7,704
Guarantor obligations, current carrying value	480		480
NextEra Energy Partners
Schedule of Investments [Line Items]
Guarantor obligations, current carrying value	1,800		1,800
Debt instrument, fair value disclosure	59		59
NEER [Member]
Schedule of Investments [Line Items]
Related party services	181	$ 153	333	$ 386
Cash Sweep And Credit Support Agreement [Member] | NEER [Member]
Schedule of Investments [Line Items]
Fee income	6	$ 7	9	$ 51
Other Receivables	69		69		84
Other	137		137		114
Cash Sweep And Credit Support Agreement [Member] | NEER [Member] | NextEra Energy Partners
Schedule of Investments [Line Items]
Accounts Payable, Other	$ 681		$ 681		$ 1,511