v3.3.1.900
Note 15 - Quarterly Financial Data (Unaudited) Quarterly Financial Data (Unaudited) (Tables)
 12 Months Ended
Dec. 31, 2015
Quarterly Financial Information Disclosure [Abstract]  
Schedule of Quarterly Financial Data (Unaudited)
 
Quarters
 
 
 
First
 
Second
 
Third
 
Fourth
 
Total Year
2015
(In millions, except per unit amounts)
Total revenues
$
263

 
$
275

 
$
282

 
$
292

 
$
1,112

Operating and maintenance expenses
98

 
110

 
112

 
131

 
451

Operating income
104

 
105

 
106

 
104

 
419

Net earnings
70

 
68

 
71

 
66

 
275

Limited partners’ interest in net earnings
50

 
50

 
53

 
46

 
199

Net earnings per limited partner unit (a):
 
 
 
 
 
 
 
 
 
Common - basic
$
0.63

 
$
0.60

 
$
0.62

 
$
0.49

 
$
2.33

Common - diluted
$
0.63

 
$
0.60

 
$
0.62

 
$
0.49

 
$
2.33

2014
 
 
 
 
 
 
 
 
 
Total revenues
$
127

 
$
133

 
$
150

 
$
190

 
$
600

Operating and maintenance expenses
58

 
67

 
77

 
106

 
308

Operating income
55

 
44

 
56

 
32

 
187

Net earnings (loss)
37

 
27

 
28

 
(13
)
 
79

Limited partners’ interest in net earnings (loss)
35

 
26

 
20

 
(25
)
 
56

Net earnings (loss) per limited partner unit (a):
 
 
 
 
 
 
 
 
 
Common - basic
$
0.64


$
0.45


$
0.33


$
(0.34
)

$
0.96

Common - diluted
$
0.64

 
$
0.45

 
$
0.33

 
$
(0.34
)
 
$
0.96

Subordinated - basic and diluted
$
0.64

 
$
0.45

 
$
—

 
$
—

 
$
0.62


____________
(a)
The sum of four quarters may not equal annual results due to rounding or the quarterly number of shares outstanding.