Segment Reporting (Revenues) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Schedule of revenues by geographical area
Revenues	$ 9,525	$ 3,943	$ 6,974	$ 11,480	$ 7,912	$ 26,341	$ 22,909	$ 31,136	$ 31,922	$ 88,298	$ 123,865
United States
Schedule of revenues by geographical area
Revenues									11,005	51,714	72,355
Europe
Schedule of revenues by geographical area
Revenues									9,568	11,150	16,751
India
Schedule of revenues by geographical area
Revenues									3,099	16,813	21,063
Singapore
Schedule of revenues by geographical area
Revenues									7,220	7,507	12,008
Others
Schedule of revenues by geographical area
Revenues									$ 1,030	$ 1,114	$ 1,688