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Summary of Significant Accounting and Reporting Policies (Tables)
12 Months Ended
Dec. 31, 2021
Accounting Policies [Abstract]  
Schedule of Regulatory Assets
NEE's and FPL's regulatory assets and liabilities are as follows:

NEEFPL
December 31,December 31,
2021202020212020
(millions)
Regulatory assets:
Current:
Early retirement of generation facilities and transmission assets(a)
$140 $36 $140 $36 
Acquisition of purchased power agreements(b)
141 161 141 161 
Deferred clause and franchise expenses698 28 698 28 
Other146 152 132 135 
Total$1,125 $377 $1,111 $360 
Noncurrent:    
Early retirement of generation facilities and transmission assets(a)
$2,233 $1,438 $2,233 $1,438 
Acquisition of purchased power agreements(b)
332 473 332 473 
Accrued asset removal costs(c)
263 — 263 — 
Other1,750 1,801 1,515 1,488 
Total$4,578 $3,712 $4,343 $3,399 
Regulatory liabilities:    
Current:
Deferred clause revenues$274 $215 $274 $215 
Other15 30 4 
Total$289 $245 $278 $224 
Noncurrent:    
Asset retirement obligation regulatory expense difference
$4,290 $3,583 $4,290 $3,583 
Accrued asset removal costs(c)
782 1,206 752 1,179 
Deferred taxes4,561 4,698 4,457 4,594 
Other1,640 1,248 1,554 1,244 
Total$11,273 $10,735 $11,053 $10,600 
______________________
(a)The majority of these regulatory assets are being amortized over 20 years.
(b)The majority of these regulatory assets are being amortized over approximately 9 years.
(c)See Electric Plant, Depreciation and Amortization below.
Schedule of Regulatory Liabilities
NEE's and FPL's regulatory assets and liabilities are as follows:

NEEFPL
December 31,December 31,
2021202020212020
(millions)
Regulatory assets:
Current:
Early retirement of generation facilities and transmission assets(a)
$140 $36 $140 $36 
Acquisition of purchased power agreements(b)
141 161 141 161 
Deferred clause and franchise expenses698 28 698 28 
Other146 152 132 135 
Total$1,125 $377 $1,111 $360 
Noncurrent:    
Early retirement of generation facilities and transmission assets(a)
$2,233 $1,438 $2,233 $1,438 
Acquisition of purchased power agreements(b)
332 473 332 473 
Accrued asset removal costs(c)
263 — 263 — 
Other1,750 1,801 1,515 1,488 
Total$4,578 $3,712 $4,343 $3,399 
Regulatory liabilities:    
Current:
Deferred clause revenues$274 $215 $274 $215 
Other15 30 4 
Total$289 $245 $278 $224 
Noncurrent:    
Asset retirement obligation regulatory expense difference
$4,290 $3,583 $4,290 $3,583 
Accrued asset removal costs(c)
782 1,206 752 1,179 
Deferred taxes4,561 4,698 4,457 4,594 
Other1,640 1,248 1,554 1,244 
Total$11,273 $10,735 $11,053 $10,600 
______________________
(a)The majority of these regulatory assets are being amortized over 20 years.
(b)The majority of these regulatory assets are being amortized over approximately 9 years.
(c)See Electric Plant, Depreciation and Amortization below.
Schedule of Goodwill and Other Intangible Assets NEE's goodwill and other intangible assets are as follows:
Weighted-
Average
Useful Lives
December 31,
20212020
(years)(millions)
Goodwill (by reporting unit):
FPL segment:
Florida City Gas$292 $292 
Other9 
Gulf Power (see Note 6 – Merger of FPL and Gulf Power Company)
2,688 2,688 
NEER segment:
Rate-regulated transmission (see Note 6 – GridLiance)
1,206 614 
Gas infrastructure487 487 
Customer supply and trading95 93 
Generation assets56 60 
Corporate and Other11 11 
Total goodwill$4,844 $4,254 
Other intangible assets not subject to amortization, primarily land easements$136 $135 
Other intangible assets subject to amortization:
Purchased power agreements15$507 $453 
Other, primarily transportation contracts and customer lists23187 166 
Total694 619 
Accumulated amortization(88)(61)
Total other intangible assets subject to amortization – net
$606 $558