Unit-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2012

Unit-Based Compensation [Abstract]

Summary Of Unit-Based Awards

	Number of
	Unvested		Weighted
	Restricted		Average
	Units		Grant-Date
	(in thousands)		Fair Value
Unvested units, December 31, 2011	271	$	20.26
Granted	1		20.90
Forfeited	(27)		20.23
Vested	(6)		22.26
Unvested units, June 30, 2012	239	$	20.29