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Commitments (Tables)
 12 Months Ended
Dec. 31, 2012
Commitments [Abstract]  
Schedule Of Future Minimum Lease Payments And Sublease Rental Income Under Non-Canceable Operating Lease Agreements

 

 

 

 

 

 

 

 

 

 

 

 

Minimum Lease

 

Sublease Rental

 

Net Minimum

Year ended:

 

Payments

 

Income

 

Lease Payments

2013

 

$
3,291 

 

$
87 

 

$
3,204 

2014

 

 
1,619 

 

 
37 

 

 
1,582 

2015

 

 
242 

 

 

              —

 

 
242 

2016

 

 
7 

 

 

              —

 

 
7 

 

 

$
5,159 

 

$
124 

 

$
5,035