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Unit-Based Compensation (Tables)
 3 Months Ended
Mar. 31, 2013
Unit-Based Compensation [Abstract]  
Summary Of Unit-Based Awards

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted

 

 

 

Weighted

 

 

 

 

 

Average

 

 

 

Average

 

 

 

Number of

 

Grant-Date

 

Number of

 

Grant-Date

 

 

 

Service Restricted units

 

Fair Value

 

Performance units

 

Fair Value

Unvested units, December 31, 2012

 

 
550 

 

$
18.80 

 
118 

 

$
10.34 

Granted

 

 
4 

 

 
18.43 

 

 -

 

 

 -

  Forfeited

 

 
(28)

 

 
18.57 

 

 -

 

 

 -

Vested

 

 
(6)

 

 
22.19 

 

 -

 

 

 -

Unvested units, March 31, 2013

 

 
520 

 

$
18.63 

 
118 

 

$
10.34