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Jointly-Owned Electric Plants (Tables)
12 Months Ended
Dec. 31, 2011
Jointly-Owned Electric Plants [Abstract]  
Proportionate Ownership Interest In Jointly-Owned Facilities
NEE's and FPL's proportionate ownership interest in jointly-owned facilities is as follows:

 
December 31, 2011
 
Ownership
Interest
 
Gross
Investment(a)
 
Accumulated
Depreciation(a)
 
Construction
Work
in Progress
 
 
 
(millions)
FPL:
 
 
 
 
 
 
 
St. Lucie Unit No. 2
85
%
 
$
1,424

 
$
550

 
$
138

St. Johns River Power Park units and coal terminal
20
%
 
$
389

 
$
157

 
$
6

Scherer Unit No. 4
76
%
 
$
720

 
$
232

 
$
323

NEER:
 
 
 
 
 
 
 
Duane Arnold
70
%
 
$
330

 
$
76

 
$
50

Seabrook
88.23
%
 
$
884

 
$
145

 
$
75

Wyman Station Unit No. 4
84.35
%
 
$
105

 
$
41

 
$
1

Corporate and Other:
 
 
 
 
 
 
 
Transmission substation assets located in Seabrook, New Hampshire
88.23
%
 
$
60

 
$
12

 
$
2

__________________________________
(a)
Excludes nuclear fuel.