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Property And Equipment
12 Months Ended
Dec. 31, 2012
Property And Equipment [Abstract]  
Property, Plant and Equipment Disclosure [Text Block]
Property and Equipment

Property and equipment, stated at cost, at December 31, 2012 and 2011 consisted of the following (in thousands):
 
2012
 
2011
Computers and related equipment
$
61,471

 
$
50,888

Furniture and equipment
1,300

 
1,205

Leasehold improvements
3,938

 
3,756

 
66,709

 
55,849

Less: Accumulated depreciation and amortization
(47,110
)
 
(41,411
)
 Total property and equipment, net
$
19,599

 
$
14,438



Depreciation and amortization expense was $6.2 million, $6.3 million and $5.7 million for the year ended December 31, 2012, 2011 and 2010, respectively.

Total disposals of long-lived assets for the year ended December 31, 2012, 2011 and 2010 was $0.9 million, $0.3 million and $0.2 million, respectively.