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DISTRIBUTIONS FROM NUSTAR ENERGY (Tables)
9 Months Ended
Sep. 30, 2011
DISTRIBUTIONS FROM NUSTAR ENERGY [Abstract] 
The allocation of NuStar Energy’s cash distributions earned for the periods indicated among its general and limited partners
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2011
 
2010
 
2011
 
2010
 
(Thousands of Dollars, Except Per Unit Data)
General partner interest
$
1,628

 
$
1,592

 
$
4,847

 
$
4,635

General partner incentive distribution
8,972

 
8,568

 
26,503

 
24,736

Total general partner distribution
10,600

 
10,160

 
31,350

 
29,371

Limited partner distribution
11,271

 
11,114

 
33,506

 
32,886

Total distributions to NuStar GP Holdings
21,871

 
21,274

 
64,856

 
62,257

Public unitholders’ distributions
59,543

 
58,342

 
177,513

 
169,505

Total cash distributions
$
81,414

 
$
79,616

 
$
242,369

 
$
231,762

Cash distributions per unit applicable to limited partners
$
1.095

 
$
1.075

 
$
3.265

 
$
3.205