Annual report pursuant to Section 13 and 15(d)

Segment Reporting (Revenues) (Details)

v2.4.0.6
Segment Reporting (Revenues) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Schedule of revenues by geographical area                      
Revenues $ 7,912 $ 26,341 $ 22,909 $ 31,136 $ 33,494 $ 33,282 $ 26,055 $ 31,034 $ 88,298 $ 123,865 $ 107,104
Americas [Member]
                     
Schedule of revenues by geographical area                      
Revenues                 51,714 [1] 72,355 [1] 72,920 [1]
Europe [Member]
                     
Schedule of revenues by geographical area                      
Revenues                 11,150 16,751 9,867
India [Member]
                     
Schedule of revenues by geographical area                      
Revenues                 16,813 21,063 15,236
Singapore [Member]
                     
Schedule of revenues by geographical area                      
Revenues                 7,507 12,008 8,071
Others [Member]
                     
Schedule of revenues by geographical area                      
Revenues                 $ 1,114 $ 1,688 $ 1,010
[1] Primarily United States