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QUARTERLY FINANCIAL DATA (UNAUDITED)
12 Months Ended
Dec. 31, 2013
Quarterly Financial Data [Abstract]  
QUARTERLY FINANCIAL DATA (UNAUDITED)
QUARTERLY FINANCIAL DATA (UNAUDITED)
 
 
First
Quarter
 
Second
Quarter
 
Third
Quarter
 
Fourth
Quarter
 
Total
 
(Thousands of Dollars, Except Per Unit Data)
2013:
 
Net income (loss)
$
11,075

 
$
12,559

 
$
12,035

 
$
(46,703
)
 
$
(11,034
)
Basic and diluted net income (loss) per unit
0.26

 
0.29

 
0.29

 
(1.10
)
 
(0.26
)
Cash distributions per unit applicable to
limited partners
0.545

 
0.545

 
0.545

 
0.545

 
2.180

2012:
 
 
 
 
 
 
 
 
 
Net income (loss)
$
11,046

 
$
(33,208
)
 
$
19,165

 
$
5,125

 
$
2,128

Basic and diluted net income (loss) per unit
0.26

 
(0.78
)
 
0.45

 
0.12

 
0.05

Cash distributions per unit applicable to
limited partners
0.510

 
0.510

 
0.545

 
0.545

 
2.110