Schedule of Lease Amounts Paid to Related Parties (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Amount charged on Leased Premises	$ 192	$ 119
White Plains, NY [Member]
Amount charged on Leased Premises	66	63
Los Angeles,CA [Member]
Amount charged on Leased Premises	12	13
Foster City, CA [Member]
Amount charged on Leased Premises	$ 114	$ 43