Commitments And Contingencies (Tables)

12 Months Ended

Dec. 31, 2011

Commitments And Contingencies [Abstract]

Schedule Of Minimum Future Rental Commitments Under Non Cancelable Operating Leases

Years ending December 31,
2012	$	3,676
2013		4,071
2014		4,208
2015		4,348
2016		4,495
Thereafter		6,918
	$	27,716