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Unit-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2012
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, 2011

 

 
271 

 

$
20.33 

 

 -

 

$

 -

Granted

 

 
428 

 

 
18.18 

 
121 

 

 
18.06 

  Forfeited

 

 
(35)

 

 
20.23 

 

 -

 

 

 -

Vested

 

 
(18)

 

 
20.16 

 

 -

 

 

 -

Unvested units, September 30, 2012

 

 
646 

 

$
18.80 

 
121 

 

$
18.06