Schedule Of Long-Lived Asset By Geographic Areas (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 27,194	$ 19,025
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	10,273	9,898
Americas Excluding United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	2,160	36
EMEA [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	914	1,173
China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	11,905	6,763
APAC Excluding China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 1,942	$ 1,155