Debt - Narrative (Details) $ in Billions	1 Months Ended
	Mar. 31, 2023 USD ($) shares
NEE Equity Units February 2020 [Member]
Debt Instrument [Line Items]
Sale of stock, shares issued in transaction (in shares) | shares	33,380,000
Sale of stock, consideration received	$ 2.5
Series K Debentures due 2025 | Debentures | NextEra Energy Capital Holdings, Inc.
Debt Instrument [Line Items]
Principal amount	$ 2.5
Interest Rate (as a percent)	6.051%